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 5990-01-333-2294
NSN 5835-01-319-4636
NSN 6650-00-136-2262
NSN 6150-01-406-1815
NSN 5855-01-328-7434
NSN 5945-01-466-5575
NSN 5990-01-395-4194
NSN 5999-00-113-8133
NSN 6220-01-101-4906
NSN 5930-01-617-4764
NSN 5935-01-562-1378
NSN 4140-01-057-8578