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 5915-00-476-4565
NSN 6130-00-401-5556
NSN 5945-00-610-2041
NSN 5998-01-384-8052
NSN 5996-01-056-4952
NSN 6220-00-925-2233
NSN 5920-01-611-5087
NSN 5920-01-510-3933
NSN 5910-01-246-0462
NSN 5835-01-323-2581
NSN 5925-00-832-9953
NSN 5990-01-467-7575