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 6645-00-920-8690
NSN 5905-01-022-5950
NSN 5950-01-599-1976
NSN 6650-01-201-2956
NSN 5999-01-602-8091
NSN 6240-01-437-9439
NSN 5950-01-457-7024
NSN 5925-01-515-3351
NSN 5998-01-309-2421
NSN 5998-01-348-7160
NSN 5935-00-671-6828
NSN 6620-01-119-3396