Venting Valves | McMaster-Carr

Filter by

For Use With

System of Measurement

Inlet Pipe Size

Pipe Size

Body Material

Thread Type

UN/UNF (SAE Straight)

Set Pressure

Inlet Thread Type

Shape

Material

Fitting Connection

Maximum Pressure

1,000 psi to 1,999 psi

2,000 psi to 2,999 psi

3,000 psi to 3,999 psi

Actuation

Valve Type

Maximum Temperature

Gender

Maximum Inlet Pressure

Less than 250 psi

250 psi to 499 psi

500 psi to 999 psi

1,000 psi to 1,999 psi

Inlet Gender

Inlet Connection

Valve Function

Set Pressure Configuration

Adjustable

Fixed

RoHS

Compliant

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

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

Yes

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

804 Products

Fluid Handling

Air Vent Valves

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

39 products

Air-Exhaust Valves

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

75 products

Drain Valves

Vent air or discharge liquids to remove excess fluid from your system

91 products

Vacuum Breakers

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

33 products

On-Off Valves

Start and stop flow through a line

51 products

Pressure-Relief Valves

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

245 products

Breather Vents

Maintain even pressure and vacuum as temperatures change by allowing airflow in tanks and enclosures

155 products

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

3 products

Steam Traps

Extract condensation from lines without losing any steam

107 products

Facility and Grounds Maintenance

Air Admittance Valves

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

2 products