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 6240-00-084-0176
NSN 5920-01-645-8052
NSN 6685-01-428-3943
NSN 5910-00-969-9282
NSN 5999-01-443-4630
NSN 6150-00-908-0782
NSN 5925-01-252-0830
NSN 4140-01-392-3107
NSN 6320-01-289-0946
NSN 6685-00-273-7017
NSN 5960-01-149-1261
NSN 5998-01-499-9236