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 5996-01-498-4336
NSN 2925-00-467-7150
NSN 6110-01-575-1365
NSN 5945-00-774-6943
NSN 6685-01-555-7938
NSN 5855-00-337-3679
NSN 5920-01-527-7005
NSN 5895-00-474-6336
NSN 5935-01-507-5721
NSN 6110-01-422-1572
NSN 6240-01-596-3183
NSN 5905-01-317-2370