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 6105-01-415-5555
NSN 5915-01-421-6253
NSN 5905-01-047-3993
NSN 5945-00-461-1396
NSN 2925-01-602-1975
NSN 5960-01-050-6440
NSN 6645-01-167-0712
NSN 5975-00-255-4483
NSN 6145-00-553-8196
NSN 5990-01-465-9235
NSN 6645-01-551-6893
NSN 6110-01-463-3913