Water Check Valves | McMaster-Carr

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For Use With

Chlorinated Water

Deionized Water

Ethylene Glycol

System of Measurement

Pipe Size

Body Material

Stainless Steel

Fitting Connection

Push to Connect

Thread Type

Minimum Opening Pressure

Connects To

Gender

Maximum Pressure @ Temperature

50 psi @ 65° F

15 psi @ 70° F

25 psi @ 70° F

50 psi @ 70° F

115 psi @ 70° F

125 psi @ 70° F

145 psi @ 70° F

150 psi @ 70° F

200 psi @ 70° F

220 psi @ 70° F

300 psi @ 70° F

400 psi @ 70° F

500 psi @ 70° F

600 psi @ 70° F

1,000 psi @ 70° F

1,500 psi @ 70° F

1,900 psi @ 70° F

2,000 psi @ 70° F

Mounting Position

Actuation

Valve Type

Reduced Pressure Zone

Shape

Seal Material

Stainless Steel

Check Valve Type

Spring-Loaded Ball

Spring-Loaded Piston

Tube OD

Piston Material

Stainless Steel

End-to-End Length

Maximum Temperature

Less than 200° F

200° F to 249° F

250° F to 299° F

300° F to 499° F

500° F or greater

Flow Coefficient (Cv)

Fitting Type

RoHS

Compliant with Exemptions

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

How can we improve?

726 Products

Fluid Handling

Check Valves

Permit flow in only one direction by closing when flow stops or reverses

Backflow-Prevention Valves

Backflow-Prevention Valves

Dual checks stop flow from reversing and contaminating your system

Sump Pump Backflow-Prevention Valves

Sump Pump Backflow-Prevention Valves

Block dirty water from returning to your sump pump

Vacuum Breakers

Vacuum Breakers

When pressure drops, vents open to prevent suction from drawing liquid back upstream

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)