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 5996-00-800-7628
NSN 6320-01-466-4175
NSN 2925-01-333-6346
NSN 5950-01-617-3872
NSN 5925-00-666-4753
NSN 5905-01-592-4829
NSN 6135-00-377-9165
NSN 6145-01-127-1622
NSN 5915-01-366-9520
NSN 5915-01-513-0447
NSN 5915-01-575-4832
NSN 4140-01-437-7176