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 5945-01-113-7250
NSN 6145-01-135-8243
NSN 6105-01-305-3816
NSN 6150-01-177-6748
NSN 5930-01-368-5902
NSN 5855-01-384-4914
NSN 5925-00-676-1797
NSN 5930-00-985-4780
NSN 5975-01-222-2033
NSN 5855-01-308-0955
NSN 5990-01-257-2476
NSN 6320-00-937-5625