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 6685-01-450-3285
NSN 6685-01-541-4932
NSN 6610-00-910-6822
NSN 6645-01-269-9708
NSN 5855-01-473-6076
NSN 6240-00-079-1759
NSN 5920-00-184-2100
NSN 6145-01-168-7756
NSN 6110-00-800-2336
NSN 6650-01-355-2964
NSN 5985-00-259-5757
NSN 2925-01-609-8464