A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
NSN 5905-01-499-0164
NSN 5998-01-621-2916
NSN 6135-01-333-6737
NSN 7035-01-003-9142
NSN 5998-00-919-9727
NSN 5915-01-220-5154
NSN 5835-01-222-2437
NSN 5965-01-633-8849
NSN 4140-00-912-1904
NSN 5950-01-398-5128
NSN 5950-00-463-6491
NSN 5950-00-084-8171