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 6135-00-347-0595
NSN 5999-01-519-2299
NSN 5996-00-368-9244
NSN 6650-01-324-4541
NSN 5915-01-022-6349
NSN 4140-01-386-5630
NSN 6620-01-246-4314
NSN 6320-00-456-0836
NSN 4140-01-371-3700
NSN 5905-01-354-8137
NSN 5835-00-400-2874
NSN 5925-00-932-3027