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 materials other than copper, iron or steel
NSN 6130-00-335-9712
NSN 6220-00-171-8638
NSN 5998-01-260-9956
NSN 4140-01-347-6503
NSN 5930-01-013-9004
NSN 7035-01-468-6532
NSN 4140-01-392-7716
NSN 5990-00-809-5286
NSN 6620-01-209-1472
NSN 5945-01-312-6596
NSN 5835-00-943-2763
NSN 5920-00-269-4060