Air Check Valves | McMaster-Carr

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System of Measurement

Pipe Size

Body Material

Stainless Steel

Fitting Connection

Push to Connect

For Use With

Ethylene Glycol

Hydrochloric Acid

Thread Type

Minimum Opening Pressure

Material

Stainless Steel

Gender

Connects To

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

Shape

Actuation

Valve Type

Check Valve Type

Spring-Loaded Ball

Spring-Loaded Piston

Seal Material

Stainless Steel

Tube OD

End-to-End Length

Piston Material

Stainless Steel

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 399° F

400° F to 499° F

500° F or greater

Fitting Type

RoHS

Compliant with Exemptions

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

How can we improve?

601 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

Vacuum Breakers

Vacuum Breakers

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

Power Transmission

Air Flow Check Valves

Air Flow Check Valves

Open to allow air flow in one direction and close when flow stops or reverses

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