Breather Valves | McMaster-Carr

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System of Measurement

Pipe Size

Thread Type

Body Material

Stainless Steel

Fitting Connection

Thread Size

For Use With

Ethylene Glycol

Gender

Material

Stainless Steel

Environment

Food and Beverage

High-Pressure Washdown

Fitting Material

Stainless Steel

Removes Particle Size Down To

Enclosure Rating

Inlet Pipe Size

Diameter

Filter Material

316 Stainless Steel

Polyurethane Rubber

Height

Maximum Pressure

Less than 100 psi

100 psi to 249 psi

250 psi or greater

Maximum Temperature

Less than 200° F

200° F to 224° F

225° F to 249° F

250° F to 499° F

500° F or greater

Hex Size

Maximum Flow Rate @ Pressure

4.5 scfm @ 1 psi

16 scfm @ 1 psi

24 scfm @ 1 psi

25 scfm @ 1 psi

26 scfm @ 1 psi

27 scfm @ 1 psi

80 scfm @ 1 psi

85 scfm @ 1 psi

205 scfm @ 1 psi

1 scfm @ 100 psi

2 scfm @ 100 psi

3 scfm @ 100 psi

6 scfm @ 100 psi

7 scfm @ 100 psi

9 scfm @ 100 psi

10 scfm @ 100 psi

13 scfm @ 100 psi

RoHS

Compliant with Exemptions

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Screen Material

Stainless Steel

How can we improve?

207 Products

Breather Vents

Breather Vents

Breather Vents

Protect against excess vacuum and pressure in cylinders, gear boxes, and tanks

Corrosion Resistant Breather Vents

Corrosion Resistant Breather Vents

Resist corrosion in damp environments

Washdown Weather Resistant Breather Vents

Washdown Weather Resistant Breather Vents

Rated NEMA 6 to withstand periodic submersion in water

Weather Resistant Breather Vents

Weather Resistant Breather Vents

Shield outdoor pipe and tank openings from debris while allowing air flow

Self-Draining Breather Vents

Self-Draining Breather Vents

A small outlet drains condensation to minimize moisture buildup in enclosures

Moisture Absorbing Breather Vents

Moisture Absorbing Breather Vents

Keep moisture, dirt, and debris from entering your oil reservoirs

Breather Vents with Cap

Breather Vents with Cap

Add a filling port to your hydraulic tank and protect against excess pressure and vacuum

Lockable Breather Vents with Cap

Lockable Breather Vents with Cap

Lock to prevent tampering with vented openings in pipe and tanks

Breather Vents for Enclosures

Submersible Threaded Breather Vents

Submersible Threaded Breather Vents

Maintain consistent pressure as temperatures fluctuate in sealed enclosures

Hazardous Location Threaded Breather Vents

Hazardous Location Threaded Breather Vents

Safe for use around flammable and combustible gases, vapors, fibers, and dust

Submersible Snap-In Breather Vents

Submersible Snap-In Breather Vents

Let airflow in and keep water out even when submerged

Corrosion Resistant Washdown Threaded Breather Vents

Corrosion Resistant Washdown Threaded Breather Vents

Rated NEMA 4X to provide protection from washdowns and corrosion

Snap-In Breather Vents

Snap-In Breather Vents

Foam filters on the louvers keep out dust and falling liquids

Wet Environment Breather Vents

Wet Environment Breather Vents

Keep air pressure steady despite indoor and outdoor temperature changes

Other Products

Air Vent Valves

Air Vent Valves

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

Electrical Enclosure Vents

Electrical Enclosure Vents

Attach to sealed enclosures so air can flow to equalize temperature and pressure

Cord Grips

Securely connect cords to enclosures while sealing out dirt and moisture

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