Gas 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

Gender

Maximum Pressure @ Temperature

15 psi @ 70° F

115 psi @ 70° F

125 psi @ 70° F

150 psi @ 70° F

200 psi @ 70° F

220 psi @ 70° F

275 psi @ 70° F

300 psi @ 70° F

400 psi @ 70° F

500 psi @ 70° F

600 psi @ 70° F

720 psi @ 70° F

1,000 psi @ 70° F

1,440 psi @ 70° F

1,500 psi @ 70° F

1,900 psi @ 70° F

2,000 psi @ 70° F

2,200 psi @ 70° F

Connects To

Mounting Position

Valve Type

Actuation

Shape

Check Valve Type

Spring-Loaded Ball

Spring-Loaded Piston

Seal Material

Stainless Steel

Piston Material

Stainless Steel

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

Tube OD

End-to-End Length

Flow Coefficient (Cv)

Material

Stainless Steel

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

How can we improve?

573 Products

Fluid Handling

Check Valves

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

Vacuum Breakers

Vacuum Breakers

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

Flame Arresters

Flame Arresters

Absorb heat from a fire in your gas pipeline to stop it from traveling back to the gas source

Fastening and Joining

Welding Gas Flashback Arresters

Welding Gas Flashback Arresters

Attach to your gas welder to extinguish flames and stop reverse gas flow

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