Air-Release Valves | McMaster-Carr

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Inlet Pipe Size

For Use With

Aluminum Chloride

Ethylene Glycol

Hydraulic Fluid

Body Material

Stainless Steel

Valve Type

Relief Port Pipe Size

Inlet Thread Type

Maximum Pressure

Less than 250 psi

250 psi to 999 psi

1,000 psi to 1,999 psi

2,000 psi to 2,999 psi

3,000 psi or greater

Inlet Gender

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 399° F

400° F to 449° F

450° F or greater

Actuation

Electric (Solenoid)

Maximum Inlet Pressure

Less than 250 psi

250 psi to 499 psi

500 psi to 999 psi

1,000 psi to 1,999 psi

2,000 psi or greater

Overall Height

Valve Function

Flow Adjustment

Pressure Control

Pressure Relief

Inlet Connection

Push to Connect

Shape

Relief Port

Set Pressure

Less than 500 psi

500 psi to 999 psi

1,000 psi to 1,999 psi

2,000 psi to 2,999 psi

3,000 psi or greater

Inlet Location

Minimum Temperature

-50° F or less

-49° F to -25° F

-24° F to 0° F

Greater than 0° F

Inlet Connection Port

Relief Port Location

REACH

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Seal Material

Stainless Steel

How can we improve?

358 Products

Fluid Handling

Air Vent Valves

Air Vent Valves

Eliminate air pockets from fluid lines to maintain consistent flow and prevent surges

Air-Exhaust Valves

Air-Exhaust Valves

Vent or divert exhaust to speed up the operation of air cylinders, actuators, and other equipment

Pressure-Relief Valves

Pressure-Relief Valves

Protect equipment by opening at a set pressure and closing when the pressure drops; for repeated use

Facility and Grounds Maintenance

Air Admittance Valves

Air Admittance Valves

Allow air into drain, waste, and vent systems so you don't have to vent plumbing to the outdoors

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