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 5925-01-456-0763
NSN 6220-00-039-6348
NSN 6110-00-321-1271
NSN 6220-01-320-1410
NSN 5975-01-055-0254
NSN 5920-00-300-1843
NSN 7035-01-289-8744
NSN 6130-00-808-2296
NSN 2925-01-512-4682
NSN 5935-01-550-4697
NSN 6650-01-320-4284
NSN 5950-01-294-8551