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 6150-01-238-6915
NSN 5985-01-195-6134
NSN 6130-01-536-4175
NSN 5996-00-213-7121
NSN 6145-00-768-8976
NSN 5985-01-367-2220
NSN 5930-00-295-3859
NSN 6135-01-454-9408
NSN 5855-01-519-7929
NSN 6105-01-428-6344
NSN 7035-01-112-4565
NSN 5975-00-136-5075