Your cart is empty
Browse our catalog to find the parts you need.
These images are illustrative and may not match the product exactly. Always verify by part number — or confirm instantly with the assistant using a photo or VIN.
Bendix · Air System
227871
In stock · ships from Knoxville
This is a heavy-duty in-line single check valve with 1/2-inch NPT female inlet and male outlet threads.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 3 applications
Add your truck to see whether it's one of them
All confirmed applications for this part number.
Other applications
Other applications
Fits any heavy-duty air brake system requiring a 1/2-inch in-line single check valve. Not vehicle-specific; verify port sizes and configuration before ordering.
Part data verified against 4 catalog sources
Numbers this part supersedes or interchanges with. Showing 12 of 12.
Different year, make, or config? Get a confirmation against your truck in under a minute.
It allows compressed air to flow in one direction only, protecting other air reservoirs from pressure loss if an upstream line or component fails. Commonly used in truck and trailer air brake systems, it should be replaced when it no longer seals properly, causing air leaks or system pressure drop.
Part Number: 227871
SINGLE CHECK VALVE 1/2
Unit: ea
Dealer: Post Onsite
Compatibility, alternatives, and more
Parts commonly needed alongside air system
