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 5915-01-422-7431
NSN 6150-01-048-1980
NSN 6150-01-378-8393
NSN 6620-00-553-8988
NSN 5920-01-141-6885
NSN 2925-01-223-9593
NSN 5905-00-336-3706
NSN 5975-00-570-0616
NSN 6610-01-392-1701
NSN 6145-01-143-7498
NSN 6620-00-804-8272
NSN 5910-00-055-1746