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 2925-01-250-2731
NSN 5975-01-073-9974
NSN 4140-00-307-2732
NSN 5855-01-250-2369
NSN 4140-00-260-9521
NSN 7035-00-020-2227
NSN 6240-01-420-6495
NSN 6135-01-433-2062
NSN 5965-01-607-0632
NSN 5910-00-126-4756
NSN 5990-01-199-4832
NSN 5925-00-343-6747