Composition of Industry Categories in Terms of the North American 

Industry Classification System (NAICS)

M3/ 

NAICS

code

M3 category title with comparable 2012 NAICS titles

M3/ 

NAICS

code

M3 category title with comparable 2012 NAICS titles

11A

311211

311212

311213

311221

311224

311225

311230

11B

311511

311512

311513

311514

311520

11C

311611

311612

311613

311615

311710

11D

311111

311119

311313

311314

311340

311351

311352

311411

311412

311421

311422

311423

311811

311812

311813

311821

311824

311830

311911

311919

311920

311930

311941

311942

311991

311999

12A

312111

312112

312113

312120

312130

312140

12B

312230

FOOD PRODUCTS

Grain and Oilseed Milling

Flour 

Rice 

Malt

Wet Corn

Soybean and Other Oilseed Processing

Fats and Oils Refining and Blending 

Breakfast Cereals

Dairy Product Manufacturing

Fluid Milk 

Creamery Butter 

Cheese

Dry, Condensed, and Evaporated Dairy 

Ice Cream and Frozen Desserts

Animal Slaughtering and Processing, Seafood Product 

Preparation and Packaging

Animal (except Poultry) Slaughtering 

Meat Processed from Carcasses 

Rendering and Meat Byproducts 

Poultry Processing

Seafood Product Preparation and Packaging

Other Food Manufacturing

Dog and Cat Food

Other Animal Food

Beet Sugar

Cane Sugar

Nonchocolate Confectionery

Chocolate and Confectionery from Cacao Beans 

Confectionery from Purchased Chocolate 

Frozen Fruits, Juices, and Vegetables

Frozen Specialty Foods

Fruit and Vegetable Canning

Specialty Canning

Dried and Dehydrated Foods

Retail Bakeries

Commercial Bakeries

Frozen Cakes, Pies, and Other Pastries

Cookies and Crackers

Dry Pasta, Dough, and Flour Mixes from Purchased

Tortillas

Roasted Nuts and Peanut Butter

Other Snack Foods

Coffee and Tea

Flavoring Syrups and Concentrates

Mayonnaise, Dressing, and Other Prepared Sauces 

Spices and Extracts

Perishable Prepared Foods

Other Miscellaneous Foods

BEVERAGE AND TOBACCO PRODUCTS

Beverage Manufacturing

Soft Drinks 

Bottled Water 

Ice

Breweries 

Wineries 

Distilleries

Tobacco Manufacturing

Tobacco

13A

313110

313210

313220

313230

313240

313310

313320

14A

314110

314120

314910

314994

314999

15A

315110

315190

315210

315220

315240

315280

315990

16A

316110

316210

316992

316998

21A

321991

321992

21B

321113

321114

321211

321212

321213

321214

321219

321911

321912

321918

321920

321999

TEXTILE MILLS

Textile Mills

Fiber, Yarn, and Thread

Broadwoven Fabric

Narrow Fabric and Schiffli Machine Embroidery 

Nonwoven Fabric

Knit Fabric

Textile and Fabric Finishing

Fabric Coating

TEXTILE PRODUCT MILLS

Textile Product Mills 

Carpets and Rugs

Curtains and Linens

Textile Bags and Canvas and Related Products

Rope, Cordage, Twine, Tire Cord and Tire Fabrics

All Other Miscellaneous Textile Products

APPAREL

Apparel Manufacturing

Hosiery and Socks

Other Apparel Knitting

Cut and Sew Apparel Contractors

Men’s and Boys’ Cut and Sew Apparel

Women’s, Girls’, and Infants’ Cut and Sew Apparel

Other Cut and Sew Apparel

Apparel Accessories and Other Apparel

LEATHER AND ALLIED PRODUCTS

Leather and Allied Product Manufacturing 

Leather and Hide Tanning and Finishing 

Footwear

Women’s Handbags and Purses

All Other Leather Goods and Allied Products

WOOD PRODUCTS

Wood Building and Mobile Home Manufacturing 

Manufactured Homes (Mobile Homes) 

Prefabricated Wood Buildings

Other Wood Product Manufacturing

Sawmills

Wood Preservation

Hardwood Veneer and Plywood

Softwood Veneer and Plywood

Engineered Wood Members (except Trusses) 

Trusses

Reconstituted Wood Products 

Wood Windows and Doors

Cut Stock, Resawing Lumber, and Planing 

Other Millwork (including Flooring)

Wood Containers and Pallets

All Other Miscellaneous Wood Products

U.S. Census Bureau
M3/ 

NAICS

code

M3 category title with comparable 2012 NAICS titles

M3/ 

NAICS

code

M3 category title with comparable 2012 NAICS titles

22A

322110

322121

322122

322130

22B

322211

322212

322219

22C

322220

322230

322291

322299

23A

323111

323113

323117

323120

24A

324110

24B

324121

324122

24C

324191

324199

25A

325311

325312

325314

325320

25B

325411

325412

325413

325414

25C

325510

325520

PAPER PRODUCTS

Pulp, Paper, and Paperboard Mills

Pulp

Paper (except Newsprint) 

Newsprint

Paperboard

Paperboard Container Manufacturing 

Corrugated and Solid Fiber Boxes 

Folding Paperboard Boxes

Other Paperboard Containers

Other Paper Manufacturing

Paper Bags and Coated and Treated Paper

Stationery Products

Sanitary Paper Products

All Other Converted Paper Products

PRINTING AND RELATED SUPPORT ACTIVITIES

Printing and Related Support Activities

Commercial (except Screen and Books) 

Commercial Screen

Books

Support Activities

PETROLEUM AND COAL PRODUCTS

Petroleum Refineries

Petroleum

Asphalt Paving, Roofing, and Saturated Materials 

Manufacturing

Asphalt Paving Mixtures and Blocks 

Asphalt Shingle and Coating Materials

Other Petroleum and Coal Products Manufacturing

Petroleum Lubricating Oils and Greases 

All Other Petroleum and Coal Products

CHEMICAL PRODUCTS

Basic Chemical Manufacturing

Nitrogenous Fertilizer 

Phosphatic Fertilizer

Fertilizer (Mixing Only)

Pesticides and Agricultural Chemicals

Pharmaceutical and Medicine Manufacturing

Medicinals and Botanicals 

Pharmaceutical Preparations

In-Vitro Diagnostic Substances

Biological Products (except Diagnostic)

Paint, Coating, and Adhesive Manufacturing

Paints and Coatings 

Adhesives

25D

325110

325120

325130

325180

325193

325194

325199

325211

325212

325220

325611

325612

325613

325620

325910

325920

325991

325992

325998

26A

326211

326212

26B

326111

326112

326113

326121

326122

326130

326140

326150

326160

326191

326199

326220

326291

326299

27A

327110

327120

327211

327212

327213

327215

327310

327320

327331

327332

327390

327410

327420

327910

327991

327992

327993

327999

CHEMICAL PRODUCTS Con.

Other Chemical Product and Preparation Manufacturing

Petrochemicals 

Industrial Gases

Synthetic Dyes and Pigments 

Other Basic Inorganic Chemicals 

Ethyl Alcohol

Cyclic Crudes, Intermediates, and Gum and Wood Chemicals

Other Basic Organic Chemicals 

Plastics Material and Resins

Synthetic Rubber

Artificial and Synthetic Fibers and Filaments

Soaps and Detergents

Polish and Other Sanitation Goods

Surface Active Agents

Toilet Preparations

Printing Inks 

Explosives

Custom Compounding of Purchased Resins 

Photographic Film, Paper, Plates, and Chemicals

All Other Miscellaneous Chemical Products and Preparations

PLASTIC AND RUBBER PRODUCTS

Tire Manufacturing 

Tires (except Retreading) 

Tire Retreading

Other Plastics and Rubber Product Manufacturing

Plastic Bags and Pouches

Plastic Packaging Film and Sheets (including Laminated)

Unlaminated Plastic Film and Sheets (except Packaging) 

Unlaminated Plastic Profile Shapes

Plastic Pipes and Pipe Fittings

Laminated Plastic Plates, Sheets (except Packaging), and

Shapes

Polystyrene Foam Products

Urethane and Other Foam Products (except Polystyrene) 

Plastic Bottles

Plastic Plumbing Fixtures 

All Other Plastic Products

Rubber and Plastic Hoses and Belting

Rubber Products for Mechanical Use

All Other Rubber Products

NONMETALLIC MINERAL PRODUCTS

Nonmetallic Mineral Product Manufacturing

Pottery, Ceramics, and Plumbing Fixtures

Clay Building Materials and Refractories

Flat Glass

Other Pressed and Blown Glass and Glassware 

Glass Containers

Glass Products Made of Purchased Glass 

Cement

ReadyMix Concrete

Concrete Blocks and Bricks 

Concrete Pipes

Other Concrete Products 

Lime

Gypsum Products 

Abrasive Products

Cut Stone and Stone Products

Ground or Treated Minerals and Earth 

Mineral Wool

All Other Miscellaneous Nonmetallic Mineral Products

U.S. Census Bureau
M3/ 

NAICS

code

M3 category title with comparable 2012 NAICS titles

M3/ 

NAICS

code

M3 category title with comparable 2012 NAICS titles

31A

331110

331210

331221

331222

31B

331313

331314

331315

331318

331410

331420

331491

331492

31C

331511

331512

331513

31D

331523

331524

331529

32A

332111

332112

332114

332117

332119

32B

332215

332216

32C

332410

332420

332431

332439

32D

332911

332912

332913

332919

32E

332992

332993

332994

32F

332992

332993

332994

PRIMARY METALS

Iron and Steel Mills and Ferroalloy and Steel Products 

Manufacturing from Purchased Steel

Iron and Steel Mills and Ferroalloys

Iron and Steel Pipes and Tubes from Purchased Steel 

Rolled Steel Shapes

Steel Wire Drawing

Alumina, Aluminum, and Nonferrous Metal Production 

and Processing

Alumina Refining and Primary Aluminum Production

Secondary Smelting and Alloying of Aluminum

Aluminum Sheet, Plate, and Foil

Other Aluminum Rolling, Drawing, and Extruding

Nonferrous Metal (except Aluminum) Smelting and Refining 

Copper Rolling, Drawing, Extruding, and Alloying

Nonferrous Metal (except Copper and Aluminum) Rolling, 

Drawing, and Extruding

Secondary Smelting, Refining, and Alloying of 

Nonferrous Metal (except Copper and Aluminum)

Ferrous Metal Foundries

Iron

Steel Investment

Steel (except Investment)

Nonferrous Metal Foundries

Nonferrous Metal Die-Casting

Aluminum (except Die-Casting)

Other Nonferrous (except Die-Casting)

FABRICATED METAL PRODUCTS

Forging and Stamping

Iron and Steel Forging

Nonferrous Forging

Custom Roll Forming

Powder Metallurgy Parts

Metal Crowns, Closures, and Other Metal Stampings (except 

Automotive)

Cutlery and Handtool Manufacturing

Metal Kitchen Cookware, Utensil, Cutlery, and Flatware 

(except Precious)

Saw Blades and Handtools

Boiler, Tank, and Shipping Container Manufacturing

Power Boilers and Heat Exchangers 

Metal Tanks (Heavy Gauge)

Metal Cans

Other Metal Containers

Metal Valve Manufacturing

Industrial Valves

Fluid Power Valves and Hose Fittings 

Plumbing Fixture Fittings and Trim 

Other Metal Valve and Pipe Fittings

Small Arms and Ordnance Manufacturing , Nondefense

Small Arms Ammunition

Ammunition (except Small Arms)

Small Arms, Ordnance, and Ordnance Accessories

Small Arms and Ordnance Manufacturing, Defense

Small Arms Ammunition

Ammunition (except Small Arms)

Small Arms, Ordnance, and Ordnance Accessories

32G

332311

332312

332313

332321

332322

332323

332510

332613

332618

332710

332721

332722

332811

332812

332813

332991

332996

332999

33A

333111

33B

333112

33C

333120

33D

333131

333132

33E

333241

333242

333243

333244

333249

33F

333318

33G

333314

333316

33H

333413

333414

333415

33I

333511

333514

333515

333517

333519

33J

333611

33K

333612

333613

333618

FABRICATED METAL PRODUCTS Con.

Other Fabricated Metal Product Manufacturing 

Prefabricated Metal Buildings and Components 

Fabricated Structural Metal

Plate Work

Metal Windows and Doors 

Sheet Metal Work

Ornamental and Architectural Metal Work 

Hardware

Springs

Other Fabricated Wire Products 

Machine Shops

Precision Turned Products

Bolts, Nuts, Screws, Rivets, and Washers 

Metal Heat Treating

Metal Coating, Engraving (except Jewelry and Silverware), and 

Allied Services to Manufacturers

Electroplating, Plating, Polishing, Anodizing, and Coloring 

Ball and Roller Bearings

Fabricated Pipe and Pipe Fittings 

All Other Miscellaneous Fabricated Metal Products

MACHINERY

Farm Machinery and Equipment Manufacturing

Farm Machinery and Equipment

Lawn and Garden Tractors and Equipment Manufacturing 

Lawn and Garden Tractors and Home Lawn and Garden 

Equipment

Construction Machinery Manufacturing

Construction Machinery

Mining, Oil, and Gas Field Machinery Manufacturing

Mining Machinery and Equipment

Oil and Gas Field Machinery and Equipment

Industrial Machinery Manufacturing 

Food Product Machinery

Semiconductor Machinery

Sawmill, Woodworking, and Paper Machinery 

Printing Machinery and Equipment 

Other Industrial Machinery

Commercial and Service Industry Machinery 

Manufacturing

Other Commercial and Service Industry Machinery

Photographic Equipment Manufacturing

Optical Instruments and Lenses

Photographic and Photocopying Equipment

Ventilation, Heating, AirConditioning, and Refrigeration

Equipment Manufacturing

Industrial and Commercial Fans and Blowers and Air 

Purification Equipment

Heating Equipment (except Warm Air Furnaces)

Air-Conditioning and Warm Air Heating Equipment and 

Commercial and Industrial Refrigeration Equipment

Metalworking Machinery Manufacturing

Industrial Molds

Special Dies and Tools, Die Sets, Jigs, and Fixtures

Cutting Tool and Machine Tool Accessories 

Machine Tools

Rolling Mill and Other Metalworking Machinery

Turbine and Turbine Generator Set Units Manufacturing

Turbines and Turbine Generator Set Units

Other Power Transmission Equipment Manufacturing

Speed Changers, Industrial High-Speed Drives, and Gears 

Mechanical Power Transmission Equipment

Other Engine Equipment

U.S. Census Bureau
M3/ 

NAICS

code

M3 category title with comparable 2012 NAICS titles

M3/ 

NAICS

code

M3 category title with comparable 2012 NAICS titles

33L

333911

333912

333913

33M

333921

333922

333923

333924

33N

333991

333992

333993

333994

333995

333996

333997

333999

34A

334111

34B

334112

34C

334118

34D

334210

334220

334290

34E

334210

334220

334290

34F

334310

34G

334413

34H

334412

334416

334417

334418

334419

34I

334511

34J

334511

MACHINERYCon.

Pump and Compressor Manufacturing

Pumps and Pumping Equipment 

Air and Gas Compressors 

Measuring and Dispensing Pumps

Material Handling Equipment Manufacturing

Elevators and Moving Stairways 

Conveyors and Conveying Equipment

Overhead Traveling Cranes, Hoists, and Monorail Systems 

Industrial Trucks, Tractors, Trailers, and Stacker Machinery

All Other Machinery Manufacturing

Power-Driven Handtools

Welding and Soldering Equipment 

Packaging Machinery

Industrial Process Furnaces and Ovens 

Fluid Power Cylinders and Actuators 

Fluid Power Pumps and Motors

Scales and Balances

All Other Miscellaneous General Purpose Machinery

COMPUTERS AND ELECTRONIC PRODUCTS

Electronic Computer Manufacturing

Electronic Computers

Computer Storage Device Manufacturing

Computer Storage Devices

Computer Terminal and Other Computer Peripheral 

Equipment Manufacturing

Computer Terminals and Other Computer Peripheral 

Equipment

Communications Equipment Manufacturing, Nondefense

Telephone Apparatuses

Radio and Television Broadcasting and Wireless 

Communications Equipment

Other Communications Equipment

Communications Equipment Manufacturing, Defense

Telephone Apparatuses

Radio and Television Broadcasting and Wireless 

Communications Equipment

Other Communications Equipment

Audio and Video Equipment Manufacturing

Audio and Video Equipment

Semiconductor and Related Device Manufacturing

Semiconductors and Related Devices

Other Electronic Component Manufacturing

Bare Printed Circuit Boards

Capacitors, Resistors, Coils, Transformers, and Other 

Inductors

Electronic Connectors

Printed Circuit Assemblies (Electronic Assemblies) 

Other Electronic Components

Search, Detection, Navigation, Guidance, Aeronautical, 

and Nautical System and Instrument Manufacturing, 

Nondefense

Search, Detection, Navigation, Guidance, Aeronautical, and 

Nautical Systems and Instruments

Search, Detection, Navigation, Guidance, Aeronautical, 

and Nautical System and Instrument Manufacturing, 

Defense

Search, Detection, Navigation, Guidance, Aeronautical, and 

Nautical Systems and Instruments

34K

334510

334512

334513

334514

334515

334516

334517

334519

34L

334613

334614

35A

335110

335121

335122

335129

35B

335210

335221

335222

335224

335228

35C

335311

335312

335313

335314

35D

335911

335912

35E

335921

335929

335931

335932

335991

335999

36A

336111

36B

336112

36C

336120

36D

336211

336212

336213

336214

COMPUTERS AND ELECTRONIC PRODUCTSCon.

Measuring, Electromedical, and Control Instrument 

Manufacturing

Electromedical and Electrotherapeutic Apparatuses

Automatic Environmental Controls for Residential, 

Commercial, and Appliance Use

Instruments and Related Products for Measuring, 

Displaying, and Controlling Industrial Process Variables

Totalizing Fluid Meters and Counting Devices

Instruments for Measuring and Testing Electricity and 

Electrical Signals

Analytical Laboratory Instruments 

Irradiation Apparatuses

Other Measuring and Controlling Devices

Manufacturing and Reproducing Magnetic and Optical 

Media

Blank Magnetic and Optical Recording Media

Software and Other Prerecorded Compact Discs, Tapes, 

and Record Reproducing

ELECTRICAL EQUIPMENT, APPLIANCES, AND 

COMPONENTS

Electric Lighting Equipment Manufacturing

Electric Lamp Bulbs and Parts 

Residential Electric Lighting Fixtures

Commercial, Industrial, and Institutional Electric Lighting 

Fixtures

Other Lighting Equipment

Household Appliance Manufacturing 

Small Electrical Appliances

Household Cooking Appliances

Household Refrigerators and Home Freezers 

Household Laundry Equipment

Other Major Household Appliances

Electrical Equipment Manufacturing

Power, Distribution, and Specialty Transformers 

Motors and Generators

Switchgear and Switchboard Apparatuses

Relays and Industrial Controls

Battery Manufacturing

Storage Batteries

Primary Batteries

Other Electrical Equipment and Component 

Manufacturing

Fiber Optic Cables

Other Communication and Energy Wires 

Current-Carrying Wiring Devices 

Noncurrent-Carrying Wiring Devices 

Carbon and Graphite Products

All Other Miscellaneous Electrical Equipment and Components

TRANSPORTATION EQUIPMENT

Automobile Manufacturing

Automobiles

Light Truck and Utility Vehicle Manufacturing

Light Trucks and Utility Vehicles

Heavy Duty Truck Manufacturing

Heavy Duty Trucks

Motor Vehicle Body and Trailer Manufacturing

Motor Vehicle Bodies 

Truck Trailers

Motor Homes

Travel Trailers and Campers

U.S. Census Bureau
M3/ 

NAICS

code

M3 category title with comparable 2012 NAICS titles

M3/ 

NAICS

code

M3 category title with comparable 2012 NAICS titles

36E

336310

336320

336330

336340

336350

336360

336370

336390

36F

336411

36G

336411

36H

336412

336413

36I

336412

336413

36K

336510

36L

336611

336612

36M

336611

336612

36P

336414

336415

336419

36Q

336414

336415

336419

36R

336992

36T

336992

36U

336991

336999

TRANSPORTATION EQUIPMENT Con.

Motor Vehicle Parts Manufacturing

Motor Vehicle Gasoline Engines and Engine Parts

Motor Vehicle Electrical and Electronic Equipment

Motor Vehicle Steering and Suspension Components (except 

Springs)

Motor Vehicle Brake Systems

Motor Vehicle Transmission and Power Train Parts 

Motor Vehicle Seating and Interior Trim

Motor Vehicle Metal Stamping

Other Motor Vehicle Parts

Aircraft Manufacturing, Nondefense

Aircraft

Aircraft Manufacturing, Defense

Aircraft

Aircraft Engine and Parts Manufacturing, Nondefense

Aircraft Engines and Engine Parts

Other Aircraft Parts and Auxiliary Equipment

Aircraft Engine and Parts Manufacturing, Defense

Aircraft Engines and Engine Parts

Other Aircraft Parts and Auxiliary Equipment

Railroad Rolling Stock

Railroad Rolling Stock

Ship and Boat Building, Nondefense

Ship Building and Repairing 

Boat Building

Ship and Boat Building, Defense

Ship Building and Repairing 

Boat Building

Guided Missile, Space Vehicle, and Parts Manufacturing, 

Nondefense

Guided Missiles and Space Vehicles

Guided Missile and Space Vehicle Propulsion Units and 

Propulsion Unit Parts

Other Guided Missile and Space Vehicle Parts and Auxiliary 

Equipment

Guided Missile, Space Vehicle, and Parts Manufacturing, 

Defense

Guided Missiles and Space Vehicles

Guided Missile and Space Vehicle Propulsion Units and 

Propulsion Unit Parts

Other Guided Missile and Space Vehicle Parts and Auxiliary 

Equipment

Military Armored Vehicle, Tank, and Tank Component 

Manufacturing, Nondefense

Military Armored Vehicles, Tanks, and Tank Components

Military Armored Vehicle, Tank, and Tank Component 

Manufacturing, Defense

Military Armored Vehicles, Tanks, and Tank Components

Other Transportation Equipment

Motorcycles, Bicycles, and Parts

All Other Transportation Equipment

37A

337110

337121

337122

337124

337125

37B

337127

337211

337212

337214

337215

37C

337910

337920

39A

339112

339113

339114

339115

339116

39B

339920

339930

39C

339940

39D

339910

339950

339991

339992

339993

339994

339995

339999

FURNITURE AND RELATED PRODUCTS

Household Furniture and Kitchen Cabinet Manufacturing

Wood Kitchen Cabinets and Countertops 

Upholstered Household Furniture

Nonupholstered Wood Household Furniture

Metal Household Furniture

Household Furniture (except Wood and Metal)

Office Furniture (including Fixtures) and Institutional 

Furniture Manufacturing

Institutional Furniture 

Wood Office Furniture

Custom Architectural Woodwork and Millwork 

Office Furniture (except Wood)

Showcases, Partitions, Shelving, and Lockers

Other Furniture Related Product Manufacturing

Mattresses

Blinds and Shades

MISCELLANEOUS PRODUCTS

Medical Equipment and Supplies Manufacturing

Surgical and Medical Instruments 

Surgical Appliances and Supplies 

Dental Equipment and Supplies 

Ophthalmic Goods

Dental Laboratories

Sporting and Athletic Goods, Doll, Toy, and Game 

Manufacturing

Sporting and Athletic Goods 

Dolls, Toys, and Games

Office Supplies (except Paper) Manufacturing

Office Supplies (except Paper)

Other Miscellaneous Manufacturing

Jewelry and Silverware

Signs

Gaskets, Packing, and Sealing Devices 

Musical Instruments

Fasteners, Buttons, Needles, and Pins 

Brooms, Brushes, and Mops

Burial Caskets

All Other Miscellaneous Products

U.S. Census Bureau