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 4140-01-200-8651
NSN 6650-01-456-5188
NSN 5915-01-328-7525
NSN 5835-01-303-6563
NSN 5910-01-655-5513
NSN 5905-00-484-1858
NSN 5910-01-200-7944
NSN 6645-01-114-5734
NSN 5990-01-658-9964
NSN 6130-01-324-6465
NSN 5950-00-566-6768
NSN 4140-01-182-1392