Ck030

Cat.NO.

ISO 14001

ISO 9001

JQA-EM4057 JQA-2025
NITTO KOHKI Co,.LTD. NITTO KOHKI Co,.LTD.
Headquarters
Couplings Division
Research Center

NITTO KOHKI offers various Cupla accessories
for safer and more comfortable use.

Cupla Accessories

Sleeve CoverDust Cap
Protection Cover
Accessories for Air Lines
Dip Mold Cap
Safety Cap
Sleeve Stopper
Accessories for O-ring maintenance

Residual Pressure Release Jig
Purge Adapter

Specifications and designs are subject to change at any time without notice.

Head Office9-4, Nakaikegami 2-chome,Ohta-ku, Tokyo 146-8555 JapanNITTO KOHKI CO.,LTD. Phone : +81-3-3755-1111 Fax : +81-3-3753-8791

E-mail : overseas@nitto-kohki.co.jp
URL : www.nitto-kohki.co.jp

BlackSleeve CoverWhiteFive colors

Plastic cover for Hi Cupla Series (5pcs.per package)

Accessories for Cuplas

Yellow• Easier sliding operation is achieved by attaching an additional plastic
cover over the socket sleeve of Hi Cupla Series• Plastic covers reduce the risk of damage if the Cupla strikes othercomponents or products.
• Sleeve covers in various colors allow for easier identification of various air lines.

RedBlueThe sleeve cover cannot be used together with the dust cap or dip mold cap.

Attached Sleeve CoverPart numberModelColor

CB23588

SLC-HI-R

Red

Sales unit

CB23590

SLC-HI-B

Blue

For Hi Cupla Series Sockets

5

CB23589

SLC-HI-Y

Yellow

5

CB23591

SLC-HI-W

White

Note: Sleeve covers cannot be attached to sockets for the Full-Blow Cupla,
400/600/800 Hi Cupla, Hi Cupla Ace, Stainless Hi Cupla and Brass Hi Cupla.

CB23587

SLC-HI-K

Black

Attachable Cuplas

Material

5
Thermoplastic elastomer (TPE)

55Dust cap

For sockets

Plastic Cap for Hi Cupla SeriesAccessories for Cuplas• Dust caps prevent dust from getting inside Cuplas.
Dust covers cannot be used together with sleeve covers.
Part number
CQ12434

Model20S-D

Attachable Cuplas
Sockets for 20/30/40 type Hi Cupla Series
Note: Dust caps cannot be attached to the sockets for Full- Blow Cupla, 400/600/800 type of Hi Cupla and Hi Cupla Ace.

Sales unit

Material

1

Polyvinyl chloride (PVC)

Protection CoverCan be cut easily withscissors to fit various
hose sizes.

Plastic Cover for Nut Cupla and Full-Blow Cupla Nut Type (Semitransparent)

Accessories for Cuplas• For Nut Cupla and Full-Blow Cupla Nut Type• Protection cover wraps up the whole Cupla to absorb impacts and toreduce the risk of damage if the Cupla accidentally strikes othercomponents or products.
• Protection covers can be cut to fit the hose diameter which the Cupla
is connected to.
• Can be attached to either the socket or the plug, and can be used as adust cap.
Part number
CB23784

Protection Covers attached to sockets

Model

Attachable Cuplas

Sales unit

MaterialSOC-HI

Can be attached to Nut Cupla socket or plug (SN type & PN type)and the Full-Blow Cupla socket (SN Type).

1

Polyvinyl chloride (PVC)

Accessories for Air Lines
Air Lines for Hi Cupla Series

Accessories for Cuplas• Connects directly to 20/30/40 type Hi Cupla sockets.
• Convenient to control drainage and pressure in air lines

Drain Cock

Pressure Gauge

Description

Part number

Model

Attachable Cuplas

Sales unit

CB23625

DC-30PFHi Cupla sockets

1

Drain Cock

CB11253

PG-10P

Hi Cupla sockets

1

Pressure Gauge

When ordering, please indicate Model Name or the part number.

Dip Mold Cap

For sockets

For plugs

Dust caps for SP Cupla, TSP Cupla, and Hydraulic Cupla

Accessories for Cuplas• PVC Dust Caps produced by dip molding are available for SP Cuplas, TSP Cuplas, and Hydraulic Cuplas. Dust Caps prevent dust from getting
inside the fluid line and protects the sealability and life of the O-ring.
Part number

Cap for Hi Cupla
For 20 typeCA96462

For 30 TypeFor 40 type

Sales
unit

Part number

Cap for SP Cupla

Salesunit

Part number

Cap for TSP Cupla

Sales
unit

Part number

CA96462

For 1S

1CA96542

For 1TS

1CA96463

For 2HS

1CA96463

For 2S

1CA96462

For 2TS

1CA96476

For 3HS11CA96464

For 3S

1CA96463

For 3TS

1CA96477

For 4HS

11CA96465

For 4S

1CA96464

For 4TS

1CA96477

For 6HS

1CA96466

For 6S

1CA96465

For 6TS

1CA96478

For 66HS

11SocketSocketCA96464

1CA96467

For 8S

1CA96479

For 8TS

1CA96479

For 8HS1

For 600 type

1CA96468

For 10S

1CA96553

For 10TS

1CA96481

For 10HS

1CA96449

For 12S

1CA96555

For 12TS

1CA96481

For 12HS

11CA96470

For 16S

1CA96557

For 16TS

1CA96482

For 16HS

11CA96453

For 1P1CA96541

For 1TP

1CA96454

For 2HP

1CA96454

For 2P

1CA96453

For 2TP1CA96455

For 3HP

11CA96455

For 3P

1CA96454

For 3TP

1CA96456

For 4HP

11CA96456

For 4P

1CA96455

For 4TP

1CA96456

For 6HP

1CA96457

For 6P

1CA96456

For 6TP

1CA96471

For 66HP

11CA96458

For 8P

1CA96551

For 8TP

1CA96472

For 8HP

11CA96459

For 10P

1CA96552

For 10TP

1CA96473

For 10HP

1CA96460

For 12P

1CA96459

For 12TP

1CA96473

For 12HP

1CA96461

For 16P1CA96556

For 16TP1CA96475

For 16HP

1For 20 type
For 30 TypeFor 40 type
Plug

Plug

For 400 typeCA96455

SocketPlug

SocketFor 400 type

For 800 typeCA96453

SocketCap for HSP Cupla Salesunit

For 600 type

Plug

Plug

For 800 type1

Part number

Cap for 210 Cupla

Sales
unit

Part number

Cap for 280 Cupla

Sales
unit

Part number

Cap for 350 Cupla

Sales
unit

Part number

Cap for 700R Cupla

Sales
unit

CA96463

For 210-2S

1CB17082

For 280-2S

1CA81551

For 350-3S

1CB00614

For 700R-3S

1CA96476

For 210-3S

1CA96476

For 280-3S

1CA81555For 350-4S

1CA82644

For 700R-4S

1CA81555

For 210-4S

1CA81555

For 280-4S

1CA97213

For 350-6S

1CA83164

For 700R-3P

1CA96478

For 210-6S

1CA96478

For 280-6S

1CA80401

For 350-8S

1CA82643

For 700R-4P

1CA96466

For 210-8S

1CA96466

For 280-8S

1CA81553

For 350-3P

1CA96454

For 210-2P

1CA96453

For 280-2P

1CA81557

For 350-4P

1CA96455

For 210-3P

1CA96455

For 280-3P

1CA97215

For 350-6P

1CA82643

For 210-4P

1CA82643

For 280-4P

1CA80402

For 350-8P1CA96471

For 210-6P

1CA96471

For 280-6P

1CA96551

For 210-8P

1CA96551

For 280-8P

1SocketPlugSocket

PlugSocket

Plug• Metal Cap equipped with dust-proof and leak prevention function• Caps with metal material corresponding to that of Cupla body are available.

Safety Cap

For sockets

For plugs

The photos show the metal caps for SP Cupla.

Metal caps for Hi Cupla Series, SP Cupla, TSP Cupla and Hydraulic Cupla

Accessories for Cuplas (Semi standard)
Model

Attachable Cuplas

Model name of Safety Cap is stated in the following manner.

Example:“2S-SD” identifies

Model= Cupla Model (normal Cupla) + SD (safety cap)a safety cap for SP Cupla Model 2S.

Sleeve Stopper
Plastic Sleeve Stopper for SP Cupla Type A

Accessories for Cuplas

SocketSales unit

Sockets and plugs for Hi Cupla, SP Cupla,
TSP Cupla, HSP Cupla, 210 Cupla,

1pc.

S210 Cupla, 350 Cupla, 450B Cupla and SP-V Cupla• Plastic sleeve stopper exclusively for SP Cupla Type A
sockets. Attaching the sleeve
Attached to SP Cupla
stopper after connection ofsocket and plug locks thesleeve of the socketand preventsunexpecteddisconnection.

Part number

Stopper for SP Cupla type A socket

CB24350

For 1S-A

CB24351

For 2S-A

CB24352

For 3S-A

CB24353

For 4S-A

10

CB24354

For 6S-A

10CB24355

For 8S-A

10

Attachable Cuplas

Sales unit

Material

1010
SP Cupla type A sockets

When ordering, please indicate Model Name or part number.

10Engineering plastics (POM)

Semi standard items: As these items are not always in stock, delivery time is subject to confirmation.

Accessories forO-ring maintenanceJig for O-ring replacement• Model: PMJ-1 (Small)• Sales unit: 1pc.
• Model: PMJ-2 (Large)• Sales unit: 1pc.

Jigs & grease for replacement of O-rings for SP Cupla, TSP Cupla and HSP Cupla

5m container

Accessories for Cuplas

PMJ-1 (Small)O-ring forPart number

SP Cupla

FKM

NBR

EPDM

O-ring for

Salesunit

TSP Cupla

Part number
NBR

FKM

EPDM

Grease for O-ring

PMJ-2 (Large)• Quality of sealing materials plays an important role in maintaining
the performance of Cupla. O-rings or sealing materials of SP Cupla,
TSP Cupla and HSP Cupla are designed to be replaceable.
Please be certain to choose the correct O-ring in order to maintain theperformance of Cuplas.

• GRE-M1 (mineral oil series) for
NBR • FKM O-ring or packing• Sales unit: 1pc.

5m container

Grease for O-ring• GRE-S1 (silicon series) NBR, FKM
and EPDM O-ring or packing• Sales unit: 1pc.
Salesunit

O-ring forPart number

HSP Cupla

NBR

FKM

Salesunit

Backup ring

Part numberfor HSP Cupla

PTFE

Salesunit

For 1S

CP01314 CP00907 CP03270

1For 1TS

CP03987 CP04984 CP09795

1For 2HS

CP01185 CP02215

1For 2HS

CP01186

1For 2SCP00927 CP00928 CP03333

1For 2TS

CP01314 CP00907 CP03270

1For 3HS

CP01194 CP03335

1For 3HS

CP01195

1For 3S

CP00955 CP00956 CP03276

1For 3TS

CP00927 CP00928 CP03333

1For 4HS

CP00294 CP02093

1For 4HS

CP01203

1For 4S

CP00978 CP00979 CP03283

1For 4TS

CP00955 CP00956 CP03276

1For 6HS

CP00294 CP02093

1For 6HS

CP01203

1For 6S

CP01003 CP01004 CP03292

1For 6TS

CP00978 CP00979 CP03283

1For 66HS

CP09658 CP25937

1For 66HS

CP09659

1For 8S

CP01029 CP01030 CP03298

1For 8TS

CP00387 CP01258 CP04923

1For 8HS

TP00293 CP01179

1For 8HS

CP01211

1For 10S

CP00398 CP01053 CP07179

1For 10TS

CP01273 CP01274 CP09221

1For 10HS

CP01516 CP03371

1For 10HS

CP01517

1For 12S

CP01076 CP01077 CP03902

1For 12TS

CP00398 CP01053 CP07179

1For 12HS

CP01516 CP03371

1For 12HS

CP01517

1For 16S

CP01099 CP01100 CP06953

1For 16TS

CP01304 CP01305 CP09794

1For 16HS

CP03035 CP03453

1For 16HS

CP03036

1How todetachan O-ring

How toattachan O-ring
Backup ring for HSP Cupla
Press the O-ring into the socket’s
O-ring groove with the jig.

O-ring

Jig for O-ring replacement

O-ringResidual Pressure Release Jig
Residual Pressure Release Jig

Accessories for Cuplas• Residual pressure within socket or plug can be released easily just by
turning the handle.
• Residual pressure release jigs are available in two types; socket typefor use with plugs and plug type for use with sockets.
• Connecting to sockets or plugs is the same as connecting normal Cuplas.

For plugs

For socketsThe photos show the jigs for HSP Cupla.

ModelAttachable Cuplas

The model name is to be defined in the following manner.

Z N - Type of Cupla to be attached

Example: For the Cupla
model 350-3S,
the jig name would be ZN-350-3S

Sockets and plugs for SP Cupla, HSP Cupla,
210 Cupla, 280 Cupla and 350 Cupla

Sales unit

1pc.

Residual pressure release jig

Purge Adapter
Metal Purge Adapter for hydraulic lines

Simple one push purge button
for easy pressure release
Residual pressure purge button

Accessories for Cuplas (Semi standard)• Can be attached to hydraulic lines to purge residual pressure effectively.
ModelApplicable fluid

Drain removal port

Hydraulic oil
Steel (Autocatalytic Nickel-Phosphorus coating)Material
MPa{kgf/cm2}

35.0 {357}Pressure resistance MPa{kgf/cm2}

52.5 {536}-5˚C~+80

Working pressure

Tube Fitter (FML8-01)

PAD-2

Working temperature range

When ordering, please indicate Model Name or part number.

Sales unit : 1pc

Semi standard items: As these items are not always in stock, delivery time is subject to confirmation.