Semiconductors, Printed

Circuit Boards, Other Electronic Components 1999

Issued August 2000

MA334Q(99)-1 

(Formerly Series No. MA36Q) Current 

Industrial

Reports

Information about the scope of the survey, to the old Standard Industrial Classification

methodology, explanation of terms and historical (SIC) code. For further information on NAICS,

notes for this survey may be found in the see www.census.gov/epcd/www/naics.html.

introduction of the 1997 Manufacturing Profiles,

issued August 1999. Summary of Findings

Current data are released electronically on Internet During 1999, the total value of shipments of

for all individual surveys as they become avail- semiconductors, printed cirucit boards, and 

able. Use: http://www.census.gov/econ/www/ other electronic components was $140.0

manumenu.html. Individual reports can be billion. This represents a 7.4-percent increase

accessed by choosing "Current Industrial Reports from the revised 1998 total of $130.4

(CIR's)," clicking on "Report Number Index;" from billion. The 1999 data include elctron tubes

the "Industrial Products by Numeric Index," and parts, $4.3 billion, an increase of 4.6

choose the survey of interest. Follow the menu percent from 1998; printed circuit boards. 

to view the PDF file or to download the work- $8.0 billion, a decrease of 5.9 percent

sheet file (WK format) to your personal computer. from 1998; semiconductors and related devices,

$76.6 billion, an increase of 8.6 percent 

These data are also available through the U.S. over the revised total from 1998. Capacitors

Department of Commerce and STAT-USA increased 2.4 percent to $2.0 billion; 

Electronic Bulletin Board by subscription. To resistors increased by 0.6 percent to $1 

access, dial 202-482-3870 and follow the billion; coils and transformers had a 1.7-

prompts to register. Also, you may call percent increase to $1.4 billion; electronic 

202-482-1986 or 1-800-STAT-USA, for connectors had $4.7 billion in 1999

further information. The Internet address is: compared to $5.1 billion in 1998, a 

www.stat-usa.gov/. decrease of 6.7 percent; and other electronic

components increased to $42.1 billion

NOTE: Data are now published on the new North from a revised 1998 total of $38.0 billion,

American Industry Classification System (NAICS) an increase of 10.8 percent. 

basis and therefore are not always comparable

Address inquiries concerning these data to Investment Goods Industries Branch, Manufacturing and Construction Division (MCD), Washington, DC 20233-6900, 

or call Philippe S.J. Morris, 301-457-4819.

For mail or fax copies of this publication, please contact the Information Services Center, MCD, Washington, DC 20233-6900, or call 301-457-4673.

U S C E N S U S B U R E A U U.S. Department of Commerce

 Economics and Statistics Administration

Helping You Make Informed Decisions U.S. Census Bureau
Table 1. Value of Shipments of Semiconductors, Printed Circuit Boards, and Other Electronic Components

 by Class of Product: 1994 to 1999

[Value in million of dollars]

Product

code Product description 1999 1998 1997 1996 1995 1994

3344111 Transmittal, industrial, and special-purpose electron 

 tubes (except X-ray)..................................................................................... 685.0 629.5 655.9 611.4 854.9 854.9

3344114 Receiving type electron tubes and cathode ray picture 

 tubes................................................................................... 3,513.4 3,367.1 3,433.6 3,272.0 2,907.0 2,627.1

3344117 Electron tube parts............................................................................ 136.4 146.6 161.0 153.1 120.2 114.9

3344120 Printed circuit boards......................................................................... 7,976.5 8,473.2 8,702.4 8,216.8 8,367.3 6,812.3

3344131 Integrated microcircuits (semiconductor networks)............................ 62,829.4 57,643.5 57,019.4 52,639.3 48,437.9 36,020.4

3344134 Transistors......................................................................................... 810.8 887.0 1,500.2 945.9 942.5 834.6

3344137 Diodes and rectifiers.......................................................................... 954.8 907.6 1,190.5 861.4 1,066.7 829.5

334413A Other semiconductor devices............................................................ 11,996.4 11,055.8 10,262.3 10,976.1 12,639.4 9,915.4

3344140 Capacitors for electronic applications................................................ 1,993.4 1,946.9 2,098.7 1,653.4 1,785.3 1,512.3

3344150 Resistors............................................................................................ 9504 944.6 993.4 911.9 953.2 869.5

3344160 Coils, transformers, reactors, and chokes for electronic

 applications......................................................................................... 1,391.4 1,368.3 1,425.7 1,435.6 1,411.8 1,250.7

3344171 Coaxial connectors............................................................................ 572.6 590.3 581.0 656.9 731.6 642.4

3344174 Cylindrical connectors........................................................................ 504.3 579.5 554.9 642.5 552.9 511.3

3344177 Rack and panel connectors.............................................................. 3804 745.6 657.9 530.7 540.5 545.6

334417A Printed circuit connectors.................................................................. 1,230.9 1,124.8 1,276.5 1,095.3 1,026.4 923.4

334417D Other connectors, including parts....................................................... 1,990.1 1,973.1 2,208.8 1,617.1 1,401.9 1,377.2

3344191 Filters (except microwave) and piezoelectric devices........................ 841.6 797.5 814.7 719.3 729.2 674.1

3342207 Microwave components and devices................................................ 1,466.7 1,580.7 1,439.8 1,251.4 1,233.4 1,227.2

3344194 Transducers, electrical/electronic input or output.............................. 1,498.9 1,372.7 1,219.6 1,104.8 1,111.3 970.5

3344197 Switches, mechanical types for electronic circuitry............................ 831.8 882.5 791.2 738.0 666.3 621.5

334418A Printed circuit assemblies................................................................... 30,381.6 26,046.5 27,040.2 24,937.3 24,447.7 17,514.8

334419D All other electronic components, n.e.c. .............................................. 7,090.8 7,322.4 7,484.7 7,199.1 6,978.1 6,149.7

 n.e.c. Not elsewhere classified. 
Continued 1

Table 2. Quantity and Value of Shipments of Semiconductors, Printed Circuit Boards, and Other Electronic Components: 1999 and 1998

[Quantity in thousands of units. Values in thousands of dollars]

No. 1999 1998

Product Product description of

code cos. Quantity Value Quantity Value

334411 Electron tubes.................................................................................................................................. (NA) (X) 4,334,821 (X) 4,143,206

3344111 Transmittal, industrial, and special purpose electron

 tubes (except X-ray).................................................................................................. 37 (X) 685,048 (X) 629,472

 Power and special-purpose tubes:

3344111105 High vacuum tubes, including triodes, multigrid

 external and internal anodes, diodes, and other............. 6 102 68,720 151 67,429

3344111110 Gas and vapor tubes, including ignitrona, gas 

 duplexers, spark gaps and others............................................9 220 34,367 306 42,285

3344111115 Klystrons, including amplifier, reflex, and other................... 6 285 51,480 278 43,824

3344111120 Magnetrons, incuding pulsed, fixed, tunable, 

 cross-field, continuous wave and other.................................. 5 18 39,698 47 50,808

 Traveling wave tubes (TWT):

 Forward wave:

 Continuous wave (CW):

3344111225 Up to and including 10 watts CW power output

 rating 1/.............................................................................................. 1 (D) (D) (D) (D)

3344111230 Over 10 watts CW power output rating 1/................................................... 4 3,154 95,781 2,749 r/ 76,796

 Pulsed power:

3644111235 Up to and including 1 kW peak power output

 rating 2/............................................................... 2 (D) (D) (D) (D)

3344111240 Over 1 kW peak power output rating 2/................................. 5 1,029 84,343 1,289 78,471

3344111265 Backward wave .......................................................................... - - - (D) (D)

 Light sensing tubes:

3344111345 Camera tubes, photo emissive and photo

 conductive 3/....................................................................................................... 3 (D) (D) (D) (D)

3344111350 Image intensifiers and converters ............................................... 3 (D) (D) (D) (D)

3344111355 Photo multipliers and other 3/............................................................ 3 49 25,687 52 r/ 31,846

3344111360 Light emitting devices, including storage tubes all

 sizes, cathode ray tubes, color and monochrome

 (industrial and military), special display devices,

 including alphanumeric readout tubes, figure

 indicating tubes, and other.................................................... 10 2,133 127,491 2,656 122,038

3344111370 Miscellaneous special-purpose tubes (reference

 cavities, radiation detection (geiger, neutron 

 counters, etc.), beam deflection, decade counters,

 orbital beam, vacuum gauges, vacuum capacitors,

 switches, relays, etc.)........................................................... 10 (X) 94,583 (X) 100,408

3344114 Receiving type electron tubes and cathode ray

 picture tubes...........................................................................(NA) (X) 3,513,413 (X) 3,367,131

3344114005 Receiving type electron tubes, all types, including

 rebuilt ........................................................................................................... 3 (D) (D) (D) (D)

 Television tubes, including any defective tube that

 has been rebuilt: 

 Color having a video display diagonal of:

3344114010 50 cm and under (20 inches and under)........................................ 9 9,550 713,856 9,312 701,537

3344114015 Over 50 cm but not exceeding 63 cm (21 

 through 25 inches).................................................................................................... 4 5,568 570,754 4,624 496,388

3344114020 Exceeding 63 cm (26 inches and over)......................................................... 10 11,736 2,156,563 10,743 2,081,430

3344114025 Other, including rebuilt color and new and 

 rebuilt black and white.......................................................................... 6 (D) (D) (D) (D)

3344117030 Electron tube parts (except glass blanks): bases,

 getters, cathodes, headers, guns.................................................. 16 (X) 136,360 (X) 146,603

334412 Printed-circuit (wiring) boards............................................................ 570 (X) 7,976,474 (X) 8,473,174

3344120105 Single-sided glass printed................................................................. 289 (X) 307,216 (X) r/ 322,292

3344120210 Double-sided glass printed............................................................... 391 (X) 1,288,488 (X) 1,428,350

3344120315 Multilayer glass printed..................................................................... 373 (X) 4,858,715 (X) r/ 4,784,569

3344120420 Single-sided flex printed................................................................... 53 (X) 192,982 (X) r/ 185,278

3344120425 Double-sided flex printed.................................................................. 52 (X) 146,231 (X) 114,122

3344120430 Multilayer flex and rigid/flex printed.................................................. 66 (X) 291,766 (X) 403,584

3344120435 All paper/mat/composite printed boards.......................................... 17 (X) 38,647 (X) 68,391

3344120440 Other substitute printed boards........................................................ 53 (X) 448,890 (X) r/ 593,437

3344120545 Receipts for contract work on printed circuit boards 

 (etching, dip-soldering, imprinting, etc.), but not

 printed board assembly........................................................................................ 79 (X) 403,539 (X) 573,151

334413 Semiconductors and related devices.......................................................................................................... (NA) (X) 76,591,347 (X) 70,493,906

3344131 Monolithic integrated circuits........................................................................................................................... 217 15,777,178 62,829,377 13,694,191 57,643,461
Continued 2

Table 2. Quantity and Value of Shipments of Semiconductors, Printed Circuit Boards, and Other Electronic Components: 1999 and 1998

[Quantity in thousands of units. Values in thousands of dollars]

No. 1999 1998

Product Product description of

code cos. Quantity Value Quantity Value

 Monolithic integrated circuits, digital, nonsilicon

 (e.g., gallium arsendide):

3344131036 Memory ................................................................................................................................ 5 124,674 260,025 (D) (D)

3344131048 Logic and other................................................................................................................................ 12 229,441 1,281,344 210,933 1,053,538

 Monolithic integrated circuits, digital, silicon:

 Bipolar transistors, memory:

3344131015 Static read-write random access (SRAM)...................................... 7 729 1,208 (D) (D)

3344131021 Other memory..................................................................................................................... 4 3,106 8,775 (D) (D)

 Other bipolar transistors, including logic:

3344131024 Transistor-transistor logic (TTL).......................................................................................................... 16 370,169 187,997 989,840 r/ 263,592

3344131027 Emitter coupled logic (ECL)............................................................................................................ 10 (D) (D) (D) (D)

3344131030 Other................................................................................................................................... 9 (D) (D) r/ 417,104 r/ 816,391

 Metal oxide semiconductor (MOS) field effect

 transistors:

 Volatile memory DRAMS (dynamic read-write 

 random access):

3344131064 Not over 80 k 4/..................................................................................... 5 (D) (D) (D) (D)

3344131066 Over 80 k but not over 300 k 4/............................................................ 4 (D) (D) (D) (D)

3344131068 Over 300 k but not over 3 MB 4/........................................................ 4 85,757 855,071 89,804 826,997

3344131070 Over 3 MB but not over 15 MB ....................................................................................................... 7 32,093 89,722 r/ 71,012 268,758

3344131072 Over 15 MB................................................................................................................................. 11 502,727 3,677,831 r/ 419,839 2,580,778

 Volatile memory SRAMS (static read-write 

 random access):

3344131082 Not over 40 k...................................................................................................................... 9 34,843 189,494 33,437 r/ 192,397

3344131084 Over 40 k but not over 80 k................................................................................................................... 9 48,635 121,635 48,155 109,688

3344131086 Over 80 k but not over 300 k 5/........................................................................................................................... 13 (D) (D) (D) (D)

3344131088 Over 300 k but not over 3MB 5/..................................................... 11 103,198 1,025,342 r/ 91,580 r/ 736,189

3344131090 Over 3 MB 5/........................................................................................ 8 (D) (D) (D) (D)

 Nonvolatile EEPROMs (electrically erasable 

 programable read-only memory):

3344131092 Not over 80 k .................................................................................................................. 7 370,113 307,034 r/ 517,455 r/ 353,028

3344131094 Over 80 k but not over 900 k ...................................................................................................... 5 30,731 149,860 r/ 92,505 r/ 423,873

3344131096 Over 900 k .............................................................................................................................. 3 (D) (D) (D) (D)

 Nonvolatile EPROMs (erasable, except

 electrically, programable read-only memory):

3344131074 Not over 80 k.................................................................................................................... 5 (D) (D) 14,703 53,347

3344131076 Over 80 k but not over 900 k.............................................................................................................. 10 (D) (D) (D) (D)

3344131078 Over 900 k ................................................................................................................................ 6 (D) (D) (D) (D)

3344131080 Other nonvolatile memory.......................................................................................................................... 13 650,434 2,901,252 r/ 360,176 r/ 1,324,211

 Other, including microprocessors, controllers,

 application specific integrated circuits (ASIC's), 

 and programable logic arrays (PLA's):

3344131054 Microprocessors having an internal data bus 

 of 8 bits or less.................................................................................. 14 558,033 955,216 (D) (D)

3344131057 Microprocessors having an internal data bus 

 of 16 bits......................................................................................... 14 (D) (D) 312,453 r/ 1,142,954

3344131060 Microprocessors having an internal data bus 

 of 32 bits or more.............................................................................. 17 (D) (D) (D) (D)

3344131033 Other (microcontrollers, ASICs, PLA's, etc.)................................ 36 1,322,135 9,320,556 r/ 1,230,663 7,208,336

 Other digital, silicon, including bipolar combined

 with MOS:

3344131039 Complementary BiMOS (BiCMOS).......................................................................................... 5 174,428 669,527 (D) (D)

3344131042 Other complementary BiMOS(BiCMOS), 

 including logic.............................................................................................. 10 755,393 480,582 532,192 415,438

3344131045 Other digital silicon ICs...................................................................................................... 25 514,092 2,557,497 462,866 r/ 1,196,816

 Nondigital silicon monolithic integrated circuits

 (e.g., linear,analog):

3344131062 Radio frequency................................................................................................................. 7 1,297,206 129,624 85,797 66,961

3344131003 Other, analog...................................................................................................................... 26 2,593,158 2,887,870 1,178,456 2,270,834

3344131006 Other, including mixed signal (analog and digital), 

 logic........................................................................................ 10 (D) (D) (D) (D)

3344131009 Other, including mixed signal (analog and digital),

 other....................................................................................... 18 677,228 3,338,597 r/ 426,640 r/ 2,257,145

 Hybrid integrated circuits:

3344131018 Radio frequency................................................................................................................... 27 127,806 431,841 86,643 417,583

3344131051 Other....................................................................................................................................... 57 92,902 731,935 55,470 657,135

3344131012 Other........................................................................................................................................... 53 3,581,734 4,320,445 r/ 2,984,009 r/ 4,948,691

3344134 Transistors................................................................................................................................ 37 (X) 810,780 (X) 887,035

3344134005 Signal (less than 1 watt dissipation)....................................................................................................... 21 (X) 187,698 (X) r/ 247,901

3344134010 Power (1 watt or greater dissipation)................................................................................................ 33 (X) 623,082 (X) r/ 639,134
Continued 3

Table 2. Quantity and Value of Shipments of Semiconductors, Printed Circuit Boards, and Other Electronic Components: 1999 and 1998

[Quantity in thousands of units. Values in thousands of dollars]

No. 1999 1998

Product Product description of

code cos. Quantity Value Quantity Value

3344137 Diodes and rectifiers.................................................................................................................. 59 5,241,594 954,758 4,223,592 907,614

3344137010 Signal diodes and assemblies thereof 

 (maximum current 0.5 amps).................................................................................... 22 38,339 18,641 r/ 59,628 r/ 30,392

3344137015 Semiconductor rectifiers/power diodes and

 assemblies thereof (current rating greater 

 than 0.5 amps)........................................................................................................ 33 1,139,935 513,544 r/ 999,862 r/ 480,521

3344137025 Zener diodes (voltage regulator and voltage

 reference diodes) 6/.................................................................... 24 (D) (D) (D) (D)

3344137005 Selenium rectifiers 6/............................................................................... 4 3,538,459 204,893 2,691,097 199,388

3344137020 Microwave diodes (mixers, detectors, varactors,

 parametric, harmonic generators, etc.)........................................................................ 15 524,861 217,680 473,005 197,313

334413A Other semiconductor devices.............................................................................................................. 181 (X) 11,996,432 (X) 11,055,796

 Light-sensitive and light-emitting devices:

334413A005 Solar cells.......................................................................................... 16 (X) 151,148 (X) 137,951

334413A010 Photovoltaic modules................................................................... 9 (X) 91,730 (X) 68,089

 Light-emitting diodes (LED):

334413A015 Discrete, infrared and laser........................................................ 19 (X) 814,310 (X) 447,760

334413A020 Alpha or numeric displays.......................................................... 8 (X) 70,234 (X) 55,715

334413A025 Photodiodes, including infrared detectors................................................. 20 (X) 124,476 (X) 112,159

334413A030 Optical coupled isolators, including sensors

 and emitters....................................................................................................... 7 (X) 375,433 (X) 223,871

334413A035 Other light sensitive and light-emitting devices, 

 including photovoltaic devices and

 photoelectric-magnetic devices........................................................................... 13 (X) 341,769 (X) 177,527

 Other semiconductor devices:

334413A040 Thyristors (SCR's, triacs, PNPN diodes).............................................. 9 (X) 148,264 (X) 100,296

334413A045 Hall effect devices..................................................................... - (X) - (X) -

334413A050 All other semiconductor devices (tunnel 

 diodes, thermoelectric semiconductor 

 junctions, metal-oxide varistors, solidstate 

 transducers, and special semiconductor

 devices, n.e.c.)............................................................................ 21 (X) 2,252,151 (X) r/ 2,096,224

 Semiconductor parts:

 Chips and wafers:

334413A055 For integrated circuits (IC's).............................................................................................. 46 (X) 4,469,431 (X) 4,575,104

334413A060 For discrete semiconductors.......................................................................................................... 39 (X) 1,444,573 (X) 1,453,631

334413A065 All other semiconductor parts (headers, 

 packages, heat sinks, other accessories, etc.).......................................................................................................................... 46 (X) 1,712,913 (X) r/ 1,607,469

334414 Capacitors............................................................................................................................ 102 (X) 1,993,443 (X) 1,946,914

 Paper, plastic (film), metalized, and dual (film/paper)

 dielectric capacitors, fixed:

 Ac types:

3344140103 Less than 300 volts.............................................................................................................. 19 18,693 35,410 r/ 19,678 34,245

3344140106 300 volts to 599 volts..................................................................................................... 19 48,388 88,767 52,775 93,459

3344140109 600 volts to 999 volts..................................................................................................... 13 6,624 10,871 6,054 10,158

3344140112 1,000 volts or over............................................................................................................. 10 2,070 13,359 2,997 15,959

 Capacitors having a reactive power handling 

 capacity of 0.5 kVAR or less:

 Dc types/other:

3344140215 Axial lead.......................................................................................................................... 21 39,779 41,230 36,021 42,068

3344140218 Radial lead ..................................................................................................................... 10 84,348 24,099 82,168 20,578

3344140221 Chips and other leaded devices..................................................................................... 2 (D) (D) (D) (D)

 Tantalum electrolytic:

3344140324 Metal case, including foil and wet 7/.......................................................................................... 11 (D) (D) (D) (D)

3344140327 Dipped 7/ ............................................................................................................................... 5 (D) (D) (D) (D)

3344140330 Chips 7/......................................................................................... 8 (D) (D) (D) (D)

3344140333 Other leaded (molded axial and molded radial) 7/.............. 3 2,114,472 303,867 1,898,086 275,813

 Aluminum electrolytic:

3344140436 Less than 18 mm through 35 mm 8/.................................................. 4 (D) (D) (D) (D)

3344140439 Small can style (over 35mm through 51 mm) ............... 4 582 2,263 (D) (D)

3344140442 Other can style (over 51 mm) ........................................................................................................... 6 7,801 58,014 7,003 58,941

3344140445 Ac motor start 8/........................................................................... 1 71,130 83,943 80,148 95,963

 Ceramic dielectric, single layer:

3344140554 Axial and radial 9/ ........................................................................... 8 (D) (D) (D) (D)

3344140548 Chips 9/........................................................................................... 4 150,292 23,383 138,598 24,922

 Ceramic dielectric, multilayer:

3344140551 Axial leads 10/.................................................................................. 4 (D) (D) (D) (D)
Continued 4

Table 2. Quantity and Value of Shipments of Semiconductors, Printed Circuit Boards, and Other Electronic Components: 1999 and 1998

[Quantity in thousands of units. Values in thousands of dollars]

No. 1999 1998

Product Product description of

code cos. Quantity Value Quantity Value

3344140557 Radial leads 10/............................................................................... 9 3,493,724 132,844 r/ 3,851,442 r/ 143,639

3344140560 Chips......................................................................................................................................... 17 49,167,591 632,149 44,136,383 r/ 645,069

 Other:

3344140663 Mica dielectric................................................................................................................................ 9 12,656 8,717 12,013 10,454

3344140666 All other fixed..................................................................................................................... 20 205,228 73,146 197,341 r/ 68,302

 Variable:

3344140769 Mica, ceramic or glass dielectric......................................................................................... 4 (D) (D) (D) (D)

3344140772 Other............................................................................................................................................... 5 1,316 7,050 2,041 6,476

3344140875 Parts of capacitors, including unfinished chips for

 further finishing and assembly.......................................................................... 13 (X) (D) (X) (D)

334415 Resistors.............................................................................................................................................. 100 (X) 950,443 (X) 944,589

3344150104 Fixed carbon resistors, composition or film types...................... 10 46,919 15,211 46,193 14,615

 Other fixed resistors (power capacity 20W or less): 

 Surface mounted, having two terminals:

3344150208 Flat resistor chips................................................................................................................ 26 344,905 59,555 377,991 53,642

3344150212 Cylindrical leadless resistors, including metal 

 film, metal oxide, and thick cermet film................................................................... 6 (D) (D) (D) (D)

 Surface mounted, having more than two terminals

 (resistor networks):

3344150216 Dual-in-line package............................................................................................................ 8 148,217 39,186 109,181 33,800

3344150220 Other, including flat packs.......................................................... 13 78,780 24,020 81,662 38,384

 Resistors, having two leads:

3344150224 Wirewound............................................................................................................................ 23 122,278 72,039 132,111 75,778

3344150228 Other, including metal film, metal oxide, and thick

 cermet film............................................................................................................. 20 554,425 87,960 725,336 87,660

 Resistor networks, having more than two leads:

3344150232 Single-in-line.................................................................................................................. 18 224,279 53,621 154,846 48,588

3344150236 Dual-in-line.................................................................................................................. 9 30,559 9,745 28,069 11,671

3344150240 Other............................................................................................................................................... 13 75,687 70,773 62,489 51,817

 Variable, nonwirewound:

 Trimmers:

3344150344 Single-turn, carbon and other film............................................................................................ 7 14,507 12,097 13,160 10,201

3344150348 Multiturn, carbon and other film ........................................................................................ 6 (D) (D) (D) (D)

3344150356 Surface mounted...................................................................................................................... - - - - -

 Potentiometers:

3344150352 Precision type 11/................................................................................................................. 14 15,595 76,703 r/ 17,405 r/ 77,012

3344150360 Panel type 11/.......................................................................................................................... 2 (D) (D) (D) (D)

 Variable, wirewound:

3344150468 Variable wirewound (except potentiometers), 

 including nonprecision and trimmers............................................................................ 4 3,777 4,419 3,263 4,169

3344150464 Potentiometers, precision type 12/................................................................................................................. 10 2,482 29,141 r/ 2,493 r/ 30,636

3344150472 Potentiometers panel type 12/........................................................................................................... 4 (D) (D) (D) (D)

 Miscellaneous:

3344150576 Varistors................................................................................................................................. 6 (D) (D) (D) (D)

3344150580 Thermistors, bead type, disc, rod................................................................................................. 13 433,768 117,950 r/ 391,783 r/ 128,775

3344150684 Parts for resistors.............................................................................................................. 10 (X) (D) (X) (D)

334416 Coils, transformers, reactors, and chokes for 

 electronic applications.............................................................................. 262 (X) 1,391,417 (X) 1,368,270

3344160020 Audio frequency (AF) transformers.............................................................................................. 93 58,787 133,855 56,167 143,110

3344160025 Low frequency (LF) chokes........................................................................................................ 96 12,073 70,051 11,744 69,375

3344160030 Plate and filament transformers, including

 auto-transformers (except toroidal)........................................................................................ 67 15,183 129,227 13,670 118,033

3344160035 Pulse transformers, computer, and other types............................ 88 43,390 131,155 35,652 127,517

3344160005 Radio frequency (RF) chokes................................................................................................ 38 67,768 41,036 85,606 41,618

3344160010 Radio frequency (RF) coils.................................................................................................... 45 191,322 90,179 165,295 84,968

3344160015 Intermediate frequency (IF) transformers............................................... 37 8,326 63,333 7,971 58,484

3344160040 Television transformers and reactors (horizontal

 output, vertical deflection, focus coils, deflection

 yokes, etc.)...................................................................... 22 19,700 164,190 19,245 r/ 150,263

3344160045 Toroidal windings (transformers and reactors)

 (except complete magnetics amplifiers)...................................................... 115 36,280 174,887 36,901 180,164

3344160050 Other (balun coils, permeability tuning devices, etc.)........ 99 (X) 393,504 (X) 394,738

334417 Electronic connectors...................................................................................................... (NA) (X) 4,678,225 (X) 5,013,271

3344171 Coaxial (RF) connectors...................................................................................................................... 55 636,699 572,582 592,013 590,288

3344171005 Miniature (BNC, PNC, MHB)............................................................................................... 26 32,965 67,148 r/ 55,074 76,164

3344171010 Subminiature (SMA, SMB, SMC)............................................................................................. 30 25,852 73,078 35,670 98,072

3344171015 Other standard and precision............................................................................................... 43 577,882 432,356 501,269 416,052
Continued 5

Table 2. Quantity and Value of Shipments of Semiconductors, Printed Circuit Boards, and Other Electronic Components: 1999 and 1998

[Quantity in thousands of units. Values in thousands of dollars]

No. 1999 1998

Product Product description of

code cos. Quantity Value Quantity Value

3344174 Cylindrical connectors........................................................................................................ 43 100,499 504,263 107,570 579,506

3344174005 Heavy duty and standard................................................................................................ 35 72,757 313,508 82,953 351,409

3344174010 Miniature............................................................................................................................... 19 14,820 91,031 15,005 115,546

3344174015 Subminiature.......................................................................................................................... 12 12,922 99,724 9,612 112,551

3344177 Rack and panel (rectangular) connectors............................................................................... 44 887,288 380,374 2,256,792 745,616

3344177005 Integral shell, Mil-C-22857 (8434) and similar types............................................................... 28 363,036 135,705 795,973 188,183

 Subminiature:

3344177010 Ribbon, including planar cable type.................................................................................. 8 (D) (D) (D) (D)

3344177015 D-Subminiature, including planar cable type........................................ 23 (D) (D) (D) (D)

3344177020 Microminiatures................................................................................................................. 8 7,417 30,562 r/ 7,608 r/ 32,592

334417A Printed circuit connectors................................................................................................................ 65 4,874,999 1,230,879 5,747,059 1,124,802

334417A005 Card insertion types.................................................................................................................. 32 524,849 101,529 405,943 141,895

 Two-piece types:

334417A010 Post, header and receptacle type.................................................................................................... 41 3,799,239 588,000 4,014,253 549,533

334417A015 Other two-piece types................................................................................................................. 30 554,911 541,350 1,326,863 433,374

334417D Other connectors, including parts........................................................................................... 112 (X) 1,990,127 (X) 1,973,059

334417D005 Hermetic sealed (except single-contact and

 coaxial types)................................................................................................................... 24 237,699 134,520 243,390 137,220

334417D010 Plate module types................................................................................................................. 6 9,630 34,148 9,847 32,938

334417D015 Fiber optic connectors................................................................................................................ 12 (D) (D) 32,426 222,657

334417D030 Other planar cable (flat conductor or ribbon cable),

 excluding rack and panel (rectangular types). ............................................................ 27 (D) (D) 280,563 172,174

334417D020 Miscellaneous special purpose................................................................................................. 64 1,858,164 1,261,974 2,564,352 1,282,007

334417D025 Parts for connectors (connectors shipped but still 

 requiring further manufacture)........................................................................ 21 (X) 121,612 (X) 126,063

334419 Electronic components and subassemblies, n.e.c. ................................ (NA) (X) 42,111,396 (X) 38,002,451

3344191 Filters (except microwave) and piezoelectric devices.. 122 279,550 841,562 247,419 797,520

33441911 Filters (except microwave)....................................................................................................... (NA) 156,923 290,052 151,860 290,498

3344191105 Mechanical, excluding optical lenses (germanium 

 silicon, fused quartz, rock salt, and other)..................................... 8 125 13,381 232 17,314

 Radio frequency interference/electro magnetic

 interference (RFI/EMI) control filters:

3344191110 Ceramic dielectric.............................................................................................................. 14 139,241 139,582 125,906 104,738

3344191115 Combination or other dielectric....................................................................................... 20 14,360 105,039 25,161 142,989

3344191120 Electronic wave filters (LC band and high pass).................................................................................. 21 3,197 32,050 561 25,457

33441912 Piezoelectric devices......................................................................................................................... (NA) 122,627 551,510 95,559 507,022

 Oscillator crystals:

3344191225 AT-cut.............................................................................................................................. 28 7,813 31,971 r/ 9,240 r/ 34,047

3344191230 Other.................................................................................................................................. 11 54,346 72,368 52,082 74,092

 Crystal oscillators:

3344191235 Oven.................................................................................................................................... 9 137 25,107 138 29,920

3344191240 TCXO/VCXO....................................................................................................................... 10 2,768 38,669 2,336 35,227

3344191245 Hybrid.............................................................................................................................. 14 4,115 52,990 3,836 45,743

3344191250 Other.................................................................................................................................... 6 2,545 22,472 2,666 21,863

 Crystal filters:

3344191255 Monolithic, including filter crystals and/or

 monolithic filter units not assembled into filters..................................................... 6 662 16,979 r/ 866 r/ 17,912

3344191260 Packaged AT-cut, including monolithic, tandem 

 monolithic, and resonator filter assemblies.................................................... 9 596 7,078 r/ 110 r/ 4,150

3344191265 Other.................................................................................................................................. 7 33,829 82,561 13,137 80,170

 Crystal blanks:

3344191270 AT-cut............................................................................... 7 4,345 10,209 r/ 3,090 r/ 6,425

3344191275 Other....................................................................................................................................... 21 11,471 191,106 r/ 8,058 157,473

3342207 Microwave components and devices (except 

 antenna), tubes, and semiconductors..................................................................................... 137 (X) 1,466,701 (X) 1,580,745

3342207005 Ferrite, including yttrium garnets, microwave 

 components (circulators, isolators, phase shifters, 

 attenuators, equalizers, limiters, mixers, etc.)................................................................................. 43 (X) 349,226 (X) 446,665

 Microwave devices, other than ferrite and solid 

 state:

3342207010 Attenuators (dummy loads, high and low-power 

 terminations, etc.)................................................................................................ 36 (X) 93,500 (X) 92,177

3342207015 Cavities (amplifier cavities, coaxial tuned

 cavities, etc.)........................................................................................................................................ 16 (X) 45,660 (X) 46,700
Continued 6

Table 2. Quantity and Value of Shipments of Semiconductors, Printed Circuit Boards, and Other Electronic Components: 1999 and 1998

[Quantity in thousands of units. Values in thousands of dollars]

No. 1999 1998

Product Product description of

code cos. Quantity Value Quantity Value

3342207020 Couplers (directional couplers, hybrid junctions, 

 etc.).................................................................................. 29 (X) 64,379 (X) 62,709

3342207025 Reactive microwave components, n.e.c. ........................................ 40 (X) 185,026 (X) 202,837

3342207030 Switches, coaxial and waveguide.................................................................................................................... 32 (X) 67,412 (X) 85,114

3342207035 Rigid waveguide and fittings (bend and twists, 

 couplings, flanges, other simple waveguide

 components, n.e.c.).......................................................... 22 (X) 52,462 (X) r/ 50,161

3342207040 Flexible waveguides and fittings........................................................................................................................ 13 (X) 56,541 (X) r/ 41,923

3342207045 Other microwave components (except ferrite 

 devices) (coaxial to waveguide and other 

 transitions, duplexers and diplexers, holders 

 and mounts, linear and circular polarizers,

 magnetron test plumbing, rotary joints and 

 sector scan joints, mixer arrays, shutters,

 tuners, windows, etc.).......................................................39 (X) 205,370 (X) r/ 185,386

3342207050 Microwave subassemblies, including parametric

 amplifiers and other solid-state assemblies........................................................ 33 (X) 347,125 (X) r/ 367,073

3344194 Transducers, electrical/electronic I/O, n.e.c. ......................... 95 130,601 1,498,860 111,842 1,372,735

3344194005 Electroacoustic (sonar, ultrasonic, vibration*, etc.)..................................................................................................................... 19 29,155 252,269 17,731 133,637

 Electromechanical:

3344194010 Accelerometers*............................................................................................................................................. 13 6,632 216,086 6,084 204,438

3344194015 Pressure*.......................................................................................................................................................... 39 55,956 533,381 52,368 540,003

3344194020 Strain gauges and other mechanical*................................................................................................................... 24 1,595 129,424 1,047 135,492

3344194025 Thermoelectric (pyrometers, thermocouples*, etc.).............................................................................................................................. 8 2,372 52,749 2,138 62,272

3344194030 Other (optical, chemical, magnetic, nuclear*, etc.)................................................................................................... 25 34,891 314,951 32,474 296,893

3344197 Switches, mechanical types for electronic circuitry............................................................................................................ 84 (X) 831,848 (X) 882,543

3344197020 Slide, including rocker, miniature and subminiature*............................................................................................ 16 (X) 59,507 (X) 58,284

3344197025 Rotary selector, including lever and jog-lever, 

 miniature and subminiature*..................................................................................................................................... 20 (X) 53,469 (X) 52,209

3344197030 Keyboard*..................................................................................................................................... 12 (X) 56,263 (X) 58,046

3344197035 Pushbutton*........................................................................................................................ 25 (X) 76,217 (X) 99,410

3344197040 Snap-action*...................................................................................................................................... 11 (X) 44,976 (X) 22,456

3344197045 Thumbwheel*.................................................................................. 6 (X) 19,578 (X) 21,411

3344197015 Membrane.............................................................................................................................. 17 (X) 82,345 (X) 77,990

3344197005 Toggle standard type ........................................................................................................................... 13 (X) 38,970 (X) 39,421

3344197010 Toggle miniature and subminiature.................................................. 6 (X) (D) (X) (D)

3344197050 DIP............................................................................................... 8 (X) (D) (X) (D)

3344197055 Other......................................................................................................................................... 39 (X) 349,434 (X) 397,525

334418A Printed circuit assemblies (loaded boards, 

 subassemblies and modules) 13/............................................................................... 784 (X) 30,381,640 (X) 26,046,467

334418A005 Computer and peripheral printed board 

 assemblies 13/......................................................................312 (X) 12,963,506 (X) 11,986,136

334418A010 Communications printed board assemblies 13/................................. 259 (X) 7,663,623 (X) 5,106,263

334418A015 Industrial process control board assemblies 13/.................................... 238 (X) 904,616 (X) r/ 853,683

334418A020 Instrumentation printed board assemblies 

 (except industrial process) 13/.............................................................................................. 206 (X) 2,936,629 (X) r/ 2,052,976

334418A025 Search and detection printed board 

 assemblies 13/................................................................. 55 (X) 101,266 (X) r/ 79,101

334418A030 Consumer electronics, printed board 

 assemblies 13/........................................................................ 149 (X) 509,480 (X) r/ 507,083

334418A035 Other electronics, printed board assemblies, 

 including office equipment and point of sales 13/......................................................... 325 (X) 5,302,520 (X) 5,461,225

334419D Electronic components and subassemblies, n.e.c. ............................. 581 (X) 7,090,785 (X) 7,322,441

 Antenna systems (except structural towers sold 

 separately):

334419D108 Home antenna................................................................................................................................................... 12 19,408 250,654 25,926 295,747

334419D110 Auto antenna....................................................................................................................................... 13 23,353 78,352 22,065 73,757

334419D115 Antenna acessories, sold separately (pedestals,

 drives, passive reflectors, rotators, radomes, 

 etc.).....................................................................................21 (X) 86,322 (X) 92,454

334419D220 Delay lines (distributed constant, lumped 

 constant, magnetostrictive, ultrasonic, etc.)....................................................... 16 7,920 39,922 6,049 34,830

334419D325 Oscillators (except instrumentation and crystal

 types).................................................................................22 4,408 143,709 r/ 5,623 r/ 137,098

3342203051 Magnetic recording and reproducing heads, 

 including audio, video, digital and 

 instrumentation.................................................................................................................................................. 14 (D) (D) (D) (D)
Continued 7

Table 2. Quantity and Value of Shipments of Semiconductors, Printed Circuit Boards, and Other Electronic Components: 1999 and 1998

[Quantity in thousands of units. Values in thousands of dollars]

No. 1999 1998

Product Product description of

code cos. Quantity Value Quantity Value

 Static power supply converters for electronic 

 applications, sold separately:

334419D530 Regulated....................................................................................................................................... 83 49,435 1,379,824 58,204 1,341,928

334419D535 Other (unregulated, variable frequency, ac, dc,

 converters and inverters, vibrator, etc.)....................................................................................................................... 51 (X) 579,668 (X) 600,190

334419D640 Electronic cable harnesses and cable

 assemblies....................................................................................... 265 (X) 1,976,971 (X) 1,820,809

334419D745 Cryogenic cooling devices (cryostats, etc.) for 

 infrared detectors, masers............................................................................. 4 (X) 16,021 (X) 20,285

334419D850 Liquid crystal displays (LCD) and other liquid 

 devices............................................................................................................... 17 (X) 76,498 (X) 108,571

334419D955 Magnetic cores........................................................................................................................................... 17 (X) 328,373 (X) r/ 329,132

 Electronic parts, n.e.c. and specialized electronic 

 hardware:

 Sockets for electronic component insertion:

334419DA65 Integrated circuit sockets........................................................................................................................... 22 (X) 131,022 (X) 105,703

334419DA60 Other, including tube, relay, discrete 

 semiconductors, ac and dc converters and

 inverters, etc.................................................................................................. 14 (X) 110,769 (X) 93,278

336322C119 Electronic control modular chips for motor 

 vehicles....................................................................... 3 (X) (D) (X) (D)

334419D870 All other electronic parts and specialized 

 electronic hardware, n.e.c. ...................................................................................... 141 (X) 1,793,193 (X) 1,644,077

 Electronic research, development, testing, and 

 evaluation (receipts or billings, not reported as 

 shipments of specific products):

9998042 Systems........................................................................................................................................ 23 (X) 115,335 (X) 133,082

9998043 Equipment and subassemblies..................................................................................................................... 37 (X) 261,004 (X) 237,633

9998044 Component parts.................................................................................................................................. 34 (X) 172,482 (X) 172,303

9998046 Basic scientific electronic research...................................................................................................... 23 (X) 71,110 (X) 71,115

9998047 Design and engineering services............................................................................................................ 66 (X) 475,386 (X) 461,527

9998048 Software....................................................................................................................................... 7 (X) (D) (X) 21,801

9998049 Testing................................................................................................................................... 12 (X) 23,414 (X) r/ 6,497

9998050 Supplies and accessories sold with components................................................................................................................... 11 (X) 2,058 (X) r/ 1,415

 *Similar products are collected on Current Industrial Report Series MA335A, "Switchgear and Industrial Controls" and MA335K, "Wiring 

Devices and Supplies." - Represents zero. D Withheld to avoid disclosing data for individual companies. NA Not available.

n.e.c. Not elsewhere classified. r/Revised by 5 percent or more from previously published data. X Not applicable. 

 1/Product code 3344111225 is combined with product code 3344111230 to avoid disclosing data for individual companies.

 2/Product code 3344111235 is combined with product code 3344111240 to avoid disclosing data for individual companies.

 3/Product code 3344111345 is combined with product code3344111355 to avoid disclosing data for individual companies.

 4/Product codes 3344131064 and 3344131066 are combined with product code 3344131068 to avoid disclosing data for individual 

companies. 

 5/Product codes 3344131086 and 3344131090 are combined with product code 3344131088 to avoid disclosing data for individual 

companies.

 6/Product code 3344137025 is combined with product code 3344137005 to avoid disclosing data for individual companies.

 7/Product codes 3344140324, 3344140327, and 3344140330 are combined with product code 3344140333 to avoid disclosing data 

for individual companies.

 8/Product code 3344140436 is combined with product code 3344140445 to avoid disclosing data for individual companies. 

 9/Product code 3344140554 is combined with product code 3344140548 to avoid disclosing data for individual companies.

 10/Product code 3344140551 is combined with product code 3344140557 to avoid disclosing data for individual companies.

 11/Product code 3344150360 is combined with product code 3344150352 to avoid disclosing data for individual companies.

 12/Product code 3344150472 is combined with product code 3344150464 to avoid disclosing data for individual companies.

 13/These data are collected on two Current Industrial Report forms, MA334R, "Computers and Office and Accounting Machines,"

and MA334Q, "Semiconductors, Printed Circuit Boards, and Other Electronic Components."
Continued 1

Table 3. Shipments, Exports, and Imports of Semiconductors, Printed Circuit Boards, and 

 Other Electronic Components: 1999

[Values in Thousands]

Manufactures' Exports of

Product description shipments domestic Imports

Product (value, f.o.b. merchandise for

code plant) (value at port) 1/ consumption 2/

3344111105 High vacuum tubes............................................................................................ 68,720 39,174 14,876

3344111110 Gas and vapor tubes.................................................................................................................... 34,367 11,048 478

3344111115 Klystrons, including amplifier, reflex and other.............................................. 51,480 53,138 64,395

3344111120 Magnetrons, including pulsed, fixed, tunable, cross-

 field, continuous wave and other............................................................................................ 39,698 8,477 36,026

3344111345, Light sensing tubes, including camera tubes, photo 

 350 emissive and photo conductive, and image intensifiers 

 and converters............................................................................... (D) 364,996 31,930

3344111355 Light sensing tubes, n.e.c., including photo multipliers............................................ (D) 36,736 31,336

3344114005 Receiving type electron tubes, including rebuilt............................................. (D) 7,182 6,564

3344114010, Television tubes, color, and black and white

 015, 020, new and rebuilt................................................................................................... (D) 1,595,293 175,502

 025

3344117030 Electron tube parts (except glass blanks)....................................................... 136,360 122,647 395,422

3344120105, Printed circuit boards...................................................................................... 7,572,935 2,386,005 2,325,727

 210, 315,

 420, 425,

 430, 435,

 440

3344131048 Monolithic integrated circuits, digital (except memory 

 and silicon)................................................................................. 1,281,344 966,982 90,096

3344131036 Monolithic integrated circuits, digital, memory (except

 silicon).............................................................................................260,025 352,569 583,751

3344131015 Monolithic integrated circuits, digital, silicon, bipolar 

 transistors, memory, static random access 

 memory (SRAM)............................................................................. 1,208 52,501 13,575

3344131021 Monolithic integrated circuits, digital, silicon, bipolar 

 transistors, memory (except static random access 

 memory (SRAM))............................................................................ 8,775 18,902 13,797

3344131027 Monolithic integrated circuits, digital, silicon, bipolar 

 transistors (except memory, emitter logic (ECL)).............................................................. (D) 19,067 95,716

3344131024 Monolithic integrated circuits, digital, silicon, bipolar 

 transistors (except memory, transistor-transistor 

 logic (TTL)).................................................................................... 187,997 20,969 109,346

3344131030 Monolithic integrated circuits, digital, silicon, bipolar 

 transistors (except memory, n.e.c.).................................................................................. (D) 64,998 125,051

Monolithic integrated circuits, digital, silicon, metal 

 oxide (MOS) field effect transistors:

3344131064, With volatile memory (DRAM), not over 300 k 3/..................................... (D) 189,899 50,457

 066

3344131068, With volatile memory (DRAM), over 300 k 3/......................................................................... 4,622,624 1,829,444 5,286,875

 070, 072

3344131082, With volatile memory (SRAM), not over 300 k ......................................... (D) 137,121 271,323

 084, 086

3344131088, With volatile memory (SRAM), over 300 k ........................................... (D) 110,110 1,306,029

 090

3344131092, Except volatile memory, electrically (EEPROM)........................................(D) 459,727 2,030,706

 094, 096

3344131074, Except volatile memory (except electrically 

 076, 078 (EEPROM))...................................................................................... (D) 147,068 457,503

3344131080 Except volatile memory, n.e.c. ................................................................... 2,901,252 1,017,143 1,173,688

Monolithic integrated circuits, digital, silicon, metal 

 oxide (MOS) field effect transistors (except memory

 type): 

3344131054 Microprocessors 8 bits or less................................................... 955,216 179,896 1,522,698

3344131057 Microprocessors 16 bits............................................................. (D) 78,247 803,439

3344131060 Microprocessors 32 bits or more................................................. (D) 1,299,964 2,142,567
Continued 2

Table 3. Shipments, Exports, and Imports of Semiconductors, Printed Circuit Boards, and 

 Other Electronic Components: 1999

[Values in Thousands]

Manufactures' Exports of

Product description shipments domestic Imports

Product (value, f.o.b. merchandise for

code plant) (value at port) 1/ consumption 2/

3344131033 Other (microcontrollers, ASIC's PLA's, etc.)............................. 9,320,556 1,996,860 8,435,379

3344131039 Monolithic integrated circuits, digital, silicon, metal 

 oxide (MOS) field effect transistors, complementary 

 BiMOS, memory type.................................................................... 669,527 38,541 222,280

3344131042 Monolithic integrated circuits, digital, silicon, metal 

 oxide (MOS) field effect transistors, complementary 

 BiMOS (except memory type)............................................................................................................................... 480,582 103,559 226,840

3344131045 Monolithic integrated circuits, digital, silicon, metal 

 oxide (MOS) field effect transistors, complementary 

 BiMOS, n.e.c., including logic type (except memory 

 types)............................................................................................2,557,497 331,436 179,700

3344131062, Monolithic integrated circuits, nondigital, silicon, 

 003, 006, including linear, analog, radio frequency, etc.............................................................................. (D) 2,232,096 5,305,823

 009

3344131018, Hybrid integrated circuits................................................................................... 1,163,776 717,999 868,718

 051

3344140324 Capacitors, fixed, tantalum electrolytic, metal case, 

 including foil and wet 4/............................................................................................ (D) 16,195 11,996

3344140327 Capacitors, fixed, tantalum electrolytic, dipped 4/................................................ (D) 6,292 40,087

3344140330 Capacitors, fixed, tantalum electrolytic, chips 4/................................................... (D) 75,603 321,219

3344140333 Capacitors, fixed, tantalum electrolytic, n.e.c., 

 including leaded 4/.................................................................... 303,867 53,418 59,771

3344140436 Capacitors, fixed, aluminum electrolytic, not exceeding 

 35 mm........................................................................................... (D) 58,437 268,131

3344140439, Capacitors, fixed, aluminum electrolytic, over 35 mm........................................ (D) 13,251 32,114

 442, 445 

3344140548 Capacitors, fixed, ceramic dielectric, single layer, 

 chips 5/....................................................................................... 23,383 50,941 6,204

3344140554 Capacitors, fixed ceramic dielectric, single layer, axial 

 and radial 5/........................................................................................................ (D) 16,259 38,794

3344140551 Capacitors, fixed ceramic dielectric, multilayer, axial 

 leads 6/.......................................................................................... (D) 47,926 24,271

3344140557 Capacitors, fixed ceramic dielectric, multilayer, radial 

 leads 6/................................................................................................................................ 132,844 25,586 55,116

3344140560 Capacitors, fixed ceramic dielectric, multilayer, chips..................................... 632,149 401,606 595,814

3344140663 Capacitors, fixed, mica dielectric ................................................................. 8,717 1,718 3,363

3344140666 Capacitors, fixed, n.e.c. ...................................................................................... 73,146 390,607 71,794

3344140769 Capacitors, variable, mica/ceramic/glass dielectric............................................................ (D) 14,705 7,688

3344140772 Capacitors, variable, n.e.c. ............................................................................... 7,050 104,411 23,659

3344140875 Capacitors, parts, including unfinished chips for 

 further finishing........................................................................................... (D) 395,005 61,682

3344140103 Capacitors, fixed, ac type, less than 300 volts................................................ 35,410 7,599 32,390

3344140106 Capacitors, fixed, ac type, 300-599 volts..................................................... 88,767 1,265 38,338

3344140109 Capacitors, fixed, ac type, 600-999 volts..................................................... 10,871 291 3,783

3344140112 Capacitors, fixed, ac type, 1,000 volts or more................................................ 13,359 8,747 443

3344140215 Capacitors, fixed, dc type, axial .............................................................................. 41,230 1,312 3,180

3344140218 Capacitors, fixed, dc type, radial .................................................................................. 24,099 2,383 53,594

3344140221 Capacitors, fixed, dc type, chips and other leaded......................................... (D) 8,733 16,984

3344134005 Transistors, signal, less than 1 watt dissipation............................................... 187,698 115,428 358,809

3344134010 Transistors, signal, 1 watt or greater dissipation............................................... 623,082 221,939 846,589

3344137010 Signal diodes and assemblies.......................................................................... 18,641 13,019 65,125

3344137025 Zener diodes......................................................................................................... (D) 31,587 100,670

3344137015, Diodes and rectifiers, n.e.c. .................................................................................. (D) 335,369 557,599

 005

3344137020 Microwave diodes.............................................................................................. 217,680 47,721 30,660

334413A005 Solar cell............................................................................................................ 151,148 126,805 81,191
Continued 3

Table 3. Shipments, Exports, and Imports of Semiconductors, Printed Circuit Boards, and 

 Other Electronic Components: 1999

[Values in Thousands]

Manufactures' Exports of

Product description shipments domestic Imports

Product (value, f.o.b. merchandise for

code plant) (value at port) 1/ consumption 2/

334413A015, Light-emitting diodes..................................................................................... 884,544 157,272 701,114

 020

334413A030 Optical coupled isolators................................................................................... 375,433 52,736 120,557

334413A035 Other light-sensitive and light-emitting devices.............................................. 341,769 101,038 121,255

334413A040 Thyristors, SCR's, triacs, and PNPN diodes..................................................... 148,264 50,404 184,247

334413A055 Chips and wafers for integrated circuits............................................................ 4,469,431 18,905,732 1,357,844

334413A060 Chips and wafers for discrete semiconductors................................................ 1,444,573 1,704,848 185,395

334413A065 Other semiconductor parts................................................................................ 1,712,913 276,926 161,476

3344150104 Carbon resistors, fixed, composition or film types, 

 designed for surface mounting (SMD) by contact, 

 having two terminals, cylindrical leadless having two 

 leads, carbon composition, and carbon film.............................. 15,211 27,741 40,747

3344150208, Carbon resistors, fixed, with a power capacity of 20

 212 watts or less, surface mounted (SMD), having two 

 terminals, flat resistor chips, and cylindrical leadless 

 resistors.......................................................................................... (D) 31,649 86,650

3344150216, Carbon resistors, fixed, with a power capacity of 20

 220 watts or less, surface mounted (SMD), having more 

 than two terminals, resistor and resistor-capacitor 

 networks........................................................................................ 63,206 13,231 21,820

3344150224 Resistors, fixed, with a power capacity of 20 watts or

 less, wirebound, having two leads............................................................................................. 72,039 20,768 33,887

3344150228 Resistors, fixed, with a power capacity of 20 watts or

 less, other than wirebound, having two leads.......................................................................... 87,960 46,708 64,080

3344150232, Resistors, fixed, with a power capacity of 20 watts or 

 236, 240 less, resistor networks, having more than two leads.......................................................... 134,139 78,461 76,480

3344150468, Resistors, variable, wirewound, including rheostats and

 464, 472 potentiometers, for a power handling capacity not 

 exceeding 20 watts........................................................................................... 33,560 6,837 23,146

3344150344, Resistors, variable, n.e.c. .................................................................................... (D) 146,758 213,513

 348, 352,

 356, 360,

 576, 580

3344150684 Resistors, parts ........................................................................................................... (D) 177,734 28,079

3344191225, Piezoelectric devices (except crystal blanks).................................................... 350,195 203,118 560,588

 230, 235,

 240, 245, 

 250, 255,

 260, 265

3344191270, Piezoelectric devices, crystal blanks................................................................ 201,315 25,124 11,160

 275

3344160040 Television transformers and reactors............................................................... 164,190 15,944 136,000

3344160020, Coils, transformers, reactors, and chokes for electronic

 030, 035, applications, n.e.c. ......................................................................................... 1,116,140 363,114 770,112

 010, 015, 

 045, 050

3344171000 Connectors coaxial.................................................................................................... 572,582 136,368 206,717

3344174000 Connectors, cylindrical ..................................................................................................... 504,263 36,324 102,941

3344177000 Connectors, rack and panel ...................................................................................... 380,374 17,318 22,482

334417A000 Connectors, printed circuit ....................................................................................... 1,230,879 280,736 409,902

334419D108, Antenna systems (except structural towers, sold 

 110, 115 separately)...................................................................................... 415,328 59,634 48,487

3342203051 Magnetic recording and reproducing heads.................................................... (D) 20,559 32,103

3344197025 Switches, rotary slector.................................................................................. 53,469 34,876 18,529

3344197035 Switches, pshbutton...................................................................................... 76,217 69,438 139,714

3344197020 Switches, slide, including rocker, miniature and 

 subminiature................................................................................ 59,507 1,981 19,921
Continued 4

Table 3. Shipments, Exports, and Imports of Semiconductors, Printed Circuit Boards, and 

 Other Electronic Components: 1999

[Values in Thousands]

Manufactures' Exports of

Product description shipments domestic Imports

Product (value, f.o.b. merchandise for

code plant) (value at port) 1/ consumption 2/

3344197040 Switches, snap-action..................................................................................... 44,976 23,067 90,448

3344197030, Switches, other.................................................................................................. 597,679 748,120 1,082,787

 045, 015,

 005, 010,

 050, 055

 D Withheld to avoid disclosing data for individual companies. n.e.c. Not elsewhere classified.

 1/Source: Census Bureau report EM 545, U.S. Exports.

 2/Source: Census Bureau report IM 145, General imports for Consumption.

 3/Manufacturers' shipments for "Monolithic integrated circuits, digital, silicon, metal oxide (MOS) field effect transitors, 

with volatile memory (DRAM) not over 300 k bits" and "Monolithic integrated circuits, digital, silicon, metal oxide 

(MOS) field effect transistors, with volatile memory (DRAM) over 300 k bits" are combined to avoid disclosing data 

for individual companies.

 4/Manufacturers' shipments for "Capacitors, fixed, tantalum electrolytic, metal case, including foil and wet," "Capacitors, 

fixed, tantalum electrolytic, dipped," "Capacitors, fixed, tantalum electrolytic, chips" and "Capacitors, fixed, tantalum electrolytic, 

n.e.c., including leaded" are combined to avoid disclosing data for individual companies.

 5/Manufacturers' shipments for "Capacitors, fixed, ceramic dielectric, single layer, chips" and "Capacitors, fixed, ceramic 

dielectric, single layer, axial and radial" are combined to avoid disclosing data for individual companies.

 6/Manufacturers' shipments for "Capacitors, fixed, ceramic dielectric, multilayer, axial leads" and "Capacitors, fixed, ceramic 

dielectric, multilayer, radial leads" are combined to avoid disclosing data for individual companies.
Continued 1

Table 4. Comparison of North American Industry Classification System-Based Product 

 Codes with Schedule B Export Numbers, and HTSUSA Import Numbers: 1999

Product Export Import 

code Product description numbers numbers

3344114005 Receiving-type electron tubes 8540.81.0000 8540.81.0000

3344114010, 015, Television tubes, color, black and white, new and 

 015, 020, 025 rebuilt 8540.11.0035 8540.11.1030

8540.11.0070 8540.11.1040

8540.11.0080 8540.11.1050

8540.12.0000 8540.11.1055

8540.11.1065

8540.11.1080

8540.11.2400

8540.11.2800

8540.11.3000

8540.11.4400

8540.11.4800

8540.11.5000

8540.12.1040

8540.12.1080

8540.12.2000

8540.12.5040

8540.12.5080

8540.12.7000

3344111110 Gas and vapor tubes 8540.89.0020 8540.89.0020

3344111115 Klystrons, including amplifiers, reflex, and other 8540.72.0000 8540.72.0000

8540.79.0000 8540.79.0000

3344111120 Magnetrons, including pulsed, fixed, tunable, 8540.71.2000 8540.71.2000

 cross-field, continuous wave and other 8540.71.4000 8540.71.4000

3344111345, 350 Light-sensing tubes, including camera tubes, 8540.20.2000 8540.20.2040

 photo emissive and photo conductive, and 8540.20.4000 8540.20.2080

 image intensifiers and converters 8540.20.4000

3344111355 Light-sensing tubes, n.e.c., including photo multipliers 8540.89.0060 8540.89.0060

3344111105 High vacuum tubes, including triodes, multigrid 8540.89.0040 8540.89.0040

 external and internal anodes, diodes and others 8540.89.0080 8540.89.0080

3344117030 Electron tube parts (except glass blanks) 8540.91.2000 8540.91.1500

8540.91.4000 8540.91.2000

8540.99.0000 8540.91.5000

8540.99.8000

3344131036 Monolithic integrated circuits, digital, memory 8542.13.8092 8542.13.8092

 (except silicon) 8542.13.8096 8542.13.8096

3344131048 Monolithic integrated circuits, digital 8542.13.8010 8542.13.8010

 (except memory and silicon)

3344131015 Monolithic integrated circuits, digital, silicon, 8542.14.8004 8542.14.8004

 bipolar transistors, memory, SRAM

3344131021 Monolithic integrated circuits, digital, silicon, 8542.14.8007 8542.14.8007

 bipolar transistors, memory (except SRAM)
Continued 2

Table 4. Comparison of North American Industry Classification System-Based Product 

 Codes with Schedule B Export Numbers, and HTSUSA Import Numbers: 1999

Product Export Import 

code Product description numbers numbers

3344131024 Monolithic integrated circuits, digital, silicon, 8542.14.8011 8542.14.8011

 bipolar transistors (except memory, transistor-

 transistor logic (TTL))

3344131027 Monolithic integrated circuits, digital, silicon, 8542.14.8012 8542.14.8012

 bipolar transistors (except memoy, emitter

 coupled logic (ECL))

3344131030 Monolithic integrated circuits, digital, silicon, 8542.14.8017 8542.14.8017

 bipolar transistors (except memory, n.e.c.)

3344131064, 066 Monolithic integrated circuits, digital, silicon, 8542.13.8027 8542.13.8021

 metal oxide (MOS) field effect transistors 8542.13.8022

 volatile memory, (DRAM), not over 300,000 bits 8542.13.8023

3344131068, Monolithic integrated circuits, digital, silicon, 8542.13.8028 8542.13.8024

 070, 072 metal oxide (MOS) field effect transistors 8542.13.8026

 volatile memory, (DRAM), over 300,000 bits 8542.13.8034

3344131082, Monolithic integrated circuits, digital, silicon, 8542.13.8043 8542.13.8037

 084, 086 metal oxide (MOS) field effect transistors 8542.13.8038

 volatile memory, (SRAM), not over 300,000 bits 8542.13.8039

3344131088, 090 Monolithic integrated circuits, digital, silicon, 8542.13.8044 8542.13.8041

 metal oxide (MOS) field effect transistors 8542.13.8049

 volatile memory (SRAM), over 300,000 bits

3344131092, Monolithic integrated circuits, digital, silicon, 8542.13.8056 8542.13.8051

 094, 096 metal oxide (MOS) field effect transistors 8542.13.8052

 (except volatile memory (EEPROM)) 8542.13.8057

3344131074, Monolithic integrated circuits, digital, silicon, 8542.13.8061 8542.13.8058

 076, 078 metal oxide (MOS) field effect transistors (except 8542.13.8059

 volatile memory (EEPROM)) 8542.13.8060

3344131080 Monolithic integrated circuits, digital, silicon, 8542.13.8065 8542.13.8065

 metal oxide (MOS) field effect transistors

 (except volatile memory, n.e.c.)

3344131054 Monolithic integrated circuits, digital, silicon, 8542.13.8066 8542.13.8066

 metal oxide (MOS) field effect transistors,

 (except memory type, including microprocessors

 having an internal data bus of 8 bits or less)

3344131057 Monolithic integrated circuits, digital, silicon, 8542.13.8067 8542.13.8067

 metal oxide (MOS) field effect transistors

 (except memory type, including microprocessors

 having an internal data bus of 16 bits)

3344131060 Monolithic integrated circuits, digital, silicon, 8542.13.8068 8542.13.8068

 metal oxide (MOS) field effect transistors

 (except memory type, including microprocessors

 having an internal data bus of 32 bits)
Continued 3

Table 4. Comparison of North American Industry Classification System-Based Product 

 Codes with Schedule B Export Numbers, and HTSUSA Import Numbers: 1999

Product Export Import 

code Product description numbers numbers

3344131033 Monolithic integrated circuits, digital, silicon, 8542.13.8072 8542.13.8072

 metal oxide (MOS) field effect transistors,

 (except memory type: controllers, application

 specific intergrated circuits and programmable 

 logic arrays (except microprocessors)

3344131039 Monolithic integrated circuits, digital, silicon, 8542.19.8073 8542.19.8073

 other than metal oxide (MOS) field effect 

 transistors, complementary BiMOS, memory type

3344131042 Monolithic integrated circuits, digital, silicon, 8542.19.8078 8542.19.8078

 other than metal oxide (MOS) field effect 

 transistors, complementary BiMOS, n.e.c.,

 including logic type (except memory types)

3344131045 Monolithic integrated circuits, digital, silicon, 8542.19.8079 8542.19.8079

 other than metal oxide (MOS) field effect 

 transistors, complementary BiMOS, n.e.c.,

 including logic type (except memory types)

3344131062, Monolithic integrated circuits, nondigital, inc. 8542.30.0060 8542.30.0060

 003, 006, 009 linear, analog, radio frequency, etc. 8542.30.0065 8542.30.0065

8542.30.0080 8542.30.0080

8542.30.0090 8542.30.0090

3344131018, 051 Hybrid integrated circuits 8542.40.0075 8542.40.0075

8542.40.0095 8542.40.0095

3344140324 Capacitors, fixed, tantalum electrolytic, metal case, 8532.21.0020 8532.21.0020

 including foil and wet

3344140327 Capacitors, fixed, tantalum electrolytic, dipped 8532.21.0040 8532.21.0040

3344140330 Capacitors, fixed, tantalum electrolytic, chips 8532.21.0050 8532.21.0050

3344140333 Capacitors, fixed, tantalum electrolytic, n.e.c., 8532.21.0080 8532.21.0080

 including leaded (molded axial and molded radial)

3344140436 Capacitors, fixed, aluminum electrolytic, 8532.22.0020 8532.22.0020

 not exceeding 35mm 8532.22.0040

3344140439, Capacitors, fixed, aluminum electrolytic, 8532.22.0055 8532.22.0055

 442, 445 over 35 mm 8532.22.0085 8532.22.0085

3344140548 Capacitors, fixed, ceramic dialectric, single layer, 8532.23.0020 8532.23.0020

 chips

3344140554 Capacitors, fixed, ceramic dialectric, single layer, 8532.23.0040 8532.23.0040

 axial and radial 8532.23.0060 8532.23.0060

3344140551 Capacitors, fixed, ceramic dialectric, multilayer 8532.24.0040 8532.24.0040

 axial leads

3344140557 Capacitors, fixed, ceramic dialectric, multilayer 8532.24.0060 8532.24.0060

 radial leads
Continued 4

Table 4. Comparison of North American Industry Classification System-Based Product 

 Codes with Schedule B Export Numbers, and HTSUSA Import Numbers: 1999

Product Export Import 

code Product description numbers numbers

3344140560 Capacitors, fixed, ceramic dialectric, multilayer 8532.24.0020 8532.24.0020

 chips

3344140663 Capacitors, fixed, mica dielectric 8532.29.0020 8532.29.0020

3344140666 Capacitors, fixed, n.e.c. 8532.29.0040 8532.29.0040

3344140769 Capacitors, variable, mica/ceramic/glass dielectric 8532.30.0010 8532.30.0010

3344140772 Capacitors, variable, n.e.c. 8532.30.0090 8532.30.0090

3344140875 Capacitors, parts, including unfinished chips 8532.90.0000 8532.90.0000

 for further finishing and assembly

3344140103 Capacitors, fixed, paper, plastic(film), metalized, 8532.25.0010 8532.25.0010

 and dual film/paper dielectric, ac types, less than

 300 volts

3344140106 Capacitors, fixed, paper, plastic(film), metalized, 8532.25.0020 8532.25.0020

 and dual film/paper dielectric, ac types, 300 volts

 to 599 volts

3344140109 Capacitors, fixed, paper, plastic(film), metalized, 8532.25.0030 8532.25.0030

 and dual film/paper dielectric, ac types, 600 volts

 to 999 volts

3344140112 Capacitors fixed, paper, plastic(film), metalized, 8532.25.0040 8532.25.0040

 and dual film/paper dielectric, ac types, 1000 volts

 or over

3344140215 Capacitors, fixed, paper, plastic(film), metalized, 8532.25.0060 8532.25.0060

 and dual film/paper dielectric, dc types, axial lead

3344140218 Capacitors, fixed, paper, plastic(film), metalized, 8532.25.0070 8532.25.0070

 and dual film/paper dielectric, dc types, radial lead

3344140221 Capacitors, fixed, paper, plastic(film), metalized, 8532.25.0050 8532.25.0080

 and dual film/paper dielectric, dc types, chips and 8532.25.0080

 other leaded devices

3344134005 Transistors, signal, less than 1 watt dissipation 8541.21.0080 8541.21.0075

8541.21.0095

3344134010 Transistors, power, 1 watt or greater dissipation 8541.29.0080 8541.29.0075

8541.29.0095

3344137025 Zener diodes 8541.10.0050 8541.10.0050

3344137020 Microwave diodes 8541.10.0060 8541.10.0060

3344137010 Signal diodes and assemblies 8541.10.0070 8541.10.0070

3344137015, 005 Diodes and rectifiers, n.e.c. 8541.10.0080 8541.10.0080
Continued 5

Table 4. Comparison of North American Industry Classification System-Based Product 

 Codes with Schedule B Export Numbers, and HTSUSA Import Numbers: 1999

Product Export Import 

code Product description numbers numbers

334413A005 Solar cell 8541.40.6020 8541.40.6020

8541.40.6030 8541.40.6030

334413A015, 020 Light-emitting diodes 8541.40.2000 8541.40.2000

334413A030 Optical coupled isolators, including sensors and 8541.40.8000 8541.40.8000

 emitters

334413A040 Thyristors, SCR's, triacs, and PNPN diodes 8541.30.0080 8541.30.0080

334413A035 Other light-sensitive and 8541.40.7080 8541.40.7080

 light-emitting devices 8541.40.9500 8541.40.9500

334413A060 Chips and wafers for discrete semiconductors 8541.10.0040 8541.10.0040

8541.21.0040 8541.21.0040

8541.29.0040 8541.29.0040

8541.30.0040 8541.30.0040

8541.40.6010 8541.40.6010

8541.40.7040 8541.40.7040

8541.50.0040 8541.50.0040

8541.50.0080 8541.50.0080

334413A055 Chips and wafers for integrated circuits 8542.13.8005 8542.13.8005

8542.13.8010 8542.13.8010

8542.14.8001 8542.14.8001

8542.14.8002 8542.14.8002

8542.19.8001 8542.19.8001

8542.19.8002 8542.19.8002

8542.30.0040 8542.30.0004

334413A065 Semiconductor parts, n.e.c., including headers, 8541.90.0000 8541.90.0000

 packages, heat sinks, accessories, etc.

3344150104 Resistors, fixed, carbon, composition or film types, 8533.10.0042 8533.10.0042

 designed for surface mounting (SMD) by contact, 8533.10.0070 8533.10.0060

 having two terminals, cylindrical leadless having 8533.10.0065

 two leades, carbon composition, and carbon film

3344150208, 212 Resistors, fixed, with a power capacity of 20 watts 8533.21.0045 8533.21.0030

 or less, surface mounted (SMD), having two 8533.21.0040

 terminals, including bith flat resistor chips, and

 cylindrical leadless resistors

3344150216, 220 Resistors, fixed, with a power capacity of 20 watts 8533.21.0025 8533.21.0010

 or less, surface mounted (SMD), having more than 8533.21.0020

 two terminals: resistor, resistor-capacitor networks

3344150224 Resistors, fixeds, with a power capacity of 20 watts 8533.21.0080 8533.21.0080

 or less, wirewound, having two leads

3344150228 Resistors, fixed, with a power capacity of 20 watts 8533.21.0090 8533.21.0090

 or less, other than wirewound, having two leads
Continued 6

Table 4. Comparison of North American Industry Classification System-Based Product 

 Codes with Schedule B Export Numbers, and HTSUSA Import Numbers: 1999

Product Export Import 

code Product description numbers numbers

3344150232, 236, Resistors, fixed, with a power capacity of 20 watts 8533.10.0020 8533.10.0020

 236, 240 or less: resistor networks, having more than two leads 8533.10.0057 8533.10.0057

8533.21.0075 8533.21.0050

8533.21.0060

8533.21.0070

3344150468, 464 Resistors, variable, wirewound, including rheostats 8533.31.0000 8533.31.0000

 472 and potentiometers, for a power handling capacity

 not exceeding 20 watts

3344150344, Resistors, variable, n.e.c. 8533.40.0080 8533.40.8050

 348, 356, 8533.40.8060

 352, 360, 8533.40.8070

 576, 580

3344150684 Resistors, parts 8533.90.0000 8533.90.4000

8533.90.8000

3344191225, Piezoelectric devices (except crystal blanks) 8541.60.0025 8541.60.0010

 230, 235, 8541.60.0060 8541.60.0020

 240, 245, 8541.60.0080 8541.60.0030

 250, 255, 8541.60.0050

 260, 265 8541.60.0060

8541.60.0080

3344191270, Piezoelectric devices, crystal blanks 7104.10.0000 7104.10.0000

 275

3344120105, Printed circuit boards 8534.00.0020 8534.00.0020

 210, 315, 8534.00.0040 8534.00.0040

 420, 425, 8534.00.0050 8534.00.0050

 430, 435, 8534.00.0070 8534.00.0070

 440 8534.00.0080 8534.00.0080

8534.00.0090 8534.00.0090

3344160040 Television transformers and reactors (horizontal)

 output, vertical deflection, focus coils, deflection 8529.90.3540 8529.90.3600

 yokes, etc. 8540.91.2000 8540.91.2000

3344160020, Coils, transformers, reactors, and chokes for 8504.31.2000 8504.31.2000

 030, 035, electronic applications, n.e.c. 8504.31.4035 8504.31.4035

 010, 015, 8504.31.4065 8504.31.4065

 045, 050 8504.31.6000 8504.31.6000

8504.32.0000 8504.32.0000

8504.33.0020 8504.33.0020

8504.33.0040 8504.33.0040

8504.34.0000 8504.34.0000

3344171000 Connectors, coaxial 8536.69.4010 8536.69.4010

3344174000 Connectors, cylindrical 8536.69.4020 8536.69.4020

3344177000 Connectors, rack and panel 8536.69.4030 8536.69.4030
Continued 7

Table 4. Comparison of North American Industry Classification System-Based Product 

 Codes with Schedule B Export Numbers, and HTSUSA Import Numbers: 1999

Product Export Import 

code Product description numbers numbers

334417A000 Connectors, printed circuit 8536.69.4040 8536.69.4040

334419D108, Antenna systems (except structural towers sold 8529.10.2020 8529.10.2020

 110, 115 separately)

3342203051 Magnetic recording and reproducing heads, including 8522.90.0010 8522.90.5540

 audio, video, digital and instrumentation 8522.90.7540

3344197025 Rotary selector switches for electronic circuitry, 8536.50.9020 8536.50.9020

 including lever and jog-levers, miniature and 8536.50.9025

 subminiature

3344197035 Pushbutton switches for electronic circuitry 8536.50.9030 8536.50.9031

8536.50.9035 8536.50.9032

8536.50.9033

8536.50.9035

3344197020 Slide switches, including rocker for electronic 8536.50.9050** 8536.50.9050**

 circuitry, both miniature and subminiature

3344197040 Snap-action switches for electronic circuitry 8536.50.9040** 8536.50.7000**

8536.50.9040**

3344197030, Switches for electronic circuitry, n.e.c. 8536.50.9045** 8536.50.9055

 045, 015, 8536.50.9055 8536.50.9065

 005, 010, 8536.50.9065

 050, 055

 ** HS codes include switches of product class 3359315. n.e.c. Not elsewhere classified.