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 5905-00-106-3276
NSN 6620-00-257-2783
NSN 5998-01-085-4462
NSN 6130-01-329-7416
NSN 6620-01-435-7083
NSN 5996-01-295-3999
NSN 5910-01-526-9860
NSN 5950-01-421-4138
NSN 5996-01-536-8681
NSN 2925-01-477-8037
NSN 5960-00-587-7517
NSN 6620-01-206-5748