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 5996-01-351-8868
NSN 6220-01-013-9498
NSN 5960-01-250-5502
NSN 4140-00-100-4563
NSN 5965-01-514-0932
NSN 6620-01-109-2764
NSN 5999-01-067-8368
NSN 6110-00-244-1209
NSN 5855-01-120-7831
NSN 5925-00-100-5760
NSN 6105-00-707-5962
NSN 6240-01-246-3248