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 6220-01-300-0736
NSN 5925-01-423-7429
NSN 5996-01-483-2847
NSN 6620-01-169-2406
NSN 5990-00-107-0835
NSN 5915-01-572-3225
NSN 5910-01-399-7721
NSN 6650-01-519-9165
NSN 5920-00-357-0260
NSN 6135-00-862-5736
NSN 5855-01-246-4274
NSN 6130-00-175-8063