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.
Classification: Check valves of steel
NSN 6620-01-316-7907
NSN 5925-01-467-2509
NSN 6685-01-089-6427
NSN 5935-01-461-8367
NSN 6130-00-483-2031
NSN 5990-00-845-2864
NSN 5935-01-180-0134
NSN 6150-00-861-4799
NSN 5996-01-382-9710
NSN 6610-01-514-0745
NSN 6135-01-512-8740
NSN 5930-00-170-3409