A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.
Classification: Check valves of steel
NSN 6150-01-435-6554
NSN 6645-00-274-1279
NSN 6110-00-468-6897
NSN 7035-01-267-4836
NSN 6150-00-065-5262
NSN 5999-01-398-8924
NSN 6620-01-649-0748
NSN 6135-01-579-3534
NSN 6620-01-590-3295
NSN 5975-00-056-2650
NSN 5960-00-960-6805
NSN 6620-00-155-2608