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 5925-01-155-3136
NSN 5950-00-170-6790
NSN 6240-00-306-9562
NSN 5905-01-648-2685
NSN 5855-01-107-5925
NSN 6240-00-208-2379
NSN 6685-00-720-3525
NSN 6130-01-430-2887
NSN 5960-01-407-1350
NSN 5990-01-288-7393
NSN 6685-00-124-5215
NSN 5915-01-461-6999