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 5965-01-488-6695
NSN 6150-01-221-7217
NSN 6240-00-956-6424
NSN 5965-00-267-4173
NSN 5925-01-392-2860
NSN 5930-01-498-2169
NSN 6150-01-426-8986
NSN 5996-00-202-6576
NSN 5945-01-251-3924
NSN 6145-00-686-8651
NSN 5975-01-436-8774
NSN 6105-01-274-7789