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 6650-01-487-4566
NSN 6650-01-384-5270
NSN 4140-01-412-7373
NSN 5930-00-917-5713
NSN 5985-01-382-7633
NSN 2925-00-243-6841
NSN 5895-01-485-9276
NSN 6320-00-270-8222
NSN 6110-01-255-9378
NSN 6320-00-405-2348
NSN 5905-00-819-8134
NSN 5920-01-123-9854