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 6150-01-158-3158
NSN 6685-01-142-9806
NSN 5920-01-519-2691
NSN 5999-01-489-6139
NSN 5915-00-126-9094
NSN 5945-00-526-0310
NSN 2925-01-604-8984
NSN 5910-00-931-2795
NSN 5920-00-450-1978
NSN 5985-01-359-5084
NSN 5935-00-065-6179
NSN 6145-01-149-9892