Generic Standard 3/8" NPT Air Compressor Crankcase Oil Breather Vent Cap Replacement

Generic Universal Fit 3/8" NPT Air Compressor Crankcase Breather Vent Cap

This crankcase breather vent cap is a standard replacement used across many air compressor brands. It allows excess air pressure to be released from the crankcase while preventing oil blow-by.

Made from durable rubberized material, this breather features an internal marble check design that retains oil inside the crankcase while still allowing proper ventilation during operation.

Please refer to the specifications below to confirm compatibility with your compressor before purchasing.

Specifications & Features:

• Height: 1-3/4"

• Diameter: 1-1/8"

• Thread Size: 3/8" MNPT (Note: 3/8" NPT measures approx. 5/8" in diameter)

• Oil blow-by prevention

• Durable, impact-resistant rubberized construction

• Internal marble seat for oil retention

• Universal style – common size used across many compressor brands