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 copper having a pressure rating of 850 kpa or over
NSN 5855-01-218-3735
NSN 6110-01-253-2559
NSN 6685-00-149-1417
NSN 4140-00-067-7460
NSN 5999-01-391-8111
NSN 6685-01-338-8455
NSN 5996-01-157-4956
NSN 6650-01-167-1311
NSN 6105-01-603-5263
NSN 6110-00-196-8813
NSN 5905-01-576-5025
NSN 4140-01-281-1615