Tube Check Valves | McMaster-Carr

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Fitting Connection

System of Measurement

Tube OD

Body Material

For Use With

Connects To

Tube ID

Pipe Size

Material

Minimum Opening Pressure

Shape

Maximum Pressure @ Temperature

Fitting Type

Valve Type

Actuation

Thread Type

Gender

Spring Material

Piston Material

Mounting Position

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

2B999

EAR99

DFARS Specialty Metals

Check Valve Type

272 Products

Check Valves

Check Valves with Barbed Fittings

Barbs grip onto tubing, providing a secure hold

71 products

Check Valves with Yor-Lok Fittings

Two sleeves give the fittings extra gripping power

18 products

Check Valves with Push-to-Connect Fittings

Insert tubing into the fitting without needing heat, solder, or flux

63 products

Heavy Duty Check Valves with Barbed Fittings

A stainless steel body makes these more durable than plastic barbed check valves

15 products

High-Cycling Check Valves

Resist wear from frequent operation so they can cycle as often as once per second

32 products

Check Valves with Luer Lock Fittings

Consist of a plug and a socket so you can easily connect and disconnect your line with a half turn

4 products

Check Valves with Solder-Socket Fittings

Solder to copper tubing for a permanent, leak-tight connection

7 products

Check Valves for Food and Beverage

Check Valves with Sanitary Quick-Clamp Fittings for Food and Beverage

Maintain sanitary standards in food, beverage, and dairy applications

24 products

Insert Check Valves with Sanitary Quick-Clamp Fittings for Food and Beverage

Fit into standard sanitary quick-clamp fittings

5 products

Check Valves for Harsh Chemicals

Check Valves with Push-to-Connect Fittings for Harsh Chemicals

Insert tubing into the fitting without needing heat, solder, or flux

1 product

Check Valves with Barbed Fittings for Harsh Chemicals

Barbs grip onto tubing, providing a secure hold

7 products

Check Valves for Drinking Water

Check Valves with Push-to-Connect Fittings for Drinking Water

Insert tubing into the fitting without needing heat, solder, or flux

8 products

Heavy Duty Check Valves with Push-to-Connect Fittings for Drinking Water

The metal body makes them more durable than plastic valves with push-to-connect fittings

5 products

Check Valves with Solder-Socket Fittings for Drinking Water

Solder to copper tubing for a permanent, leak-tight connection

4 products

Check Valves for Vacuum

Check Valves with Barbed Fittings for Vacuum

Barbs grip onto tubing, providing a secure hold

2 products

Check Valves for Refrigerant

Use in refrigeration and air-conditioning systems

4 products

Other Products

Backflow-Prevention Valves

Dual checks stop flow from reversing and contaminating your system

2 products