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 materials other than copper, iron or steel
NSN 6150-01-381-6293
NSN 6320-00-937-5625
NSN 5910-00-321-0229
NSN 6645-01-515-9951
NSN 5925-00-401-7767
NSN 5835-01-392-7683
NSN 6110-01-363-8375
NSN 5925-00-208-4081
NSN 5835-01-454-5267
NSN 6150-00-058-8669
NSN 5990-00-428-1895
NSN 5930-01-497-0992