Oil Check Valves | McMaster-Carr

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System of Measurement

Pipe Size

For Use With

Ethylene Glycol

Body Material

Stainless Steel

Fitting Connection

Push to Connect

Thread Type

Minimum Opening Pressure

Maximum Pressure @ Temperature

15 psi @ 70° F

115 psi @ 70° F

125 psi @ 70° F

150 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

1,440 psi @ 70° F

1,500 psi @ 70° F

2,000 psi @ 70° F

3,000 psi @ 70° F

100 psi @ 75° F

1,975 psi @ 100° F

100 psi @ 150° F

Gender

Mounting Position

Material

Stainless Steel

Check Valve Type

Spring-Loaded Ball

Spring-Loaded Piston

Connects To

Seal Material

Stainless Steel

Shape

Maximum Temperature

Less than 175° F

175° F to 199° F

200° F to 249° F

250° F to 499° F

500° F or greater

Valve Type

Actuation

Tube OD

Fitting Type

End-to-End Length

RoHS

Compliant with Exemptions

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

Export Control Classification Number (ECCN)

REACH

DFARS Specialty Metals

How can we improve?

202 Products

Fluid Handling

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

Vacuum Breakers

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

Lubricating

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Install in engine blocks and other machinery to pour in oil while keeping dust out

Coolant Hose and Fittings

Coolant Hose and Fittings

Build a custom system to deliver coolant, cutting oil, water, or air in any direction

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