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 5835-01-218-9340
NSN 5965-00-289-6280
NSN 2925-00-419-5868
NSN 6685-01-130-6390
NSN 5985-01-339-6218
NSN 5990-01-369-3380
NSN 5960-00-724-2073
NSN 7035-01-132-4034
NSN 5835-01-005-2836
NSN 6220-01-095-0117
NSN 5930-01-580-1310
NSN 5945-01-228-8826