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 5975-01-514-8114
NSN 6130-01-415-0590
NSN 5960-01-244-6610
NSN 6610-01-364-0294
NSN 5996-01-159-9089
NSN 7035-01-095-9322
NSN 7035-01-407-6413
NSN 5985-01-555-7650
NSN 5985-01-597-9590
NSN 5998-00-143-0485
NSN 5945-01-487-4127
NSN 5950-01-453-4871