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 6130-00-326-3680
NSN 4140-01-135-0998
NSN 4140-01-343-7302
NSN 6645-01-191-0107
NSN 5930-01-321-1966
NSN 6150-01-089-5486
NSN 6685-00-702-5498
NSN 2925-00-008-5485
NSN 5855-01-073-9686
NSN 5985-01-618-5156
NSN 5835-00-408-5499
NSN 6620-01-454-5717