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 5990-01-207-6524
NSN 5935-01-122-9744
NSN 6320-01-386-3491
NSN 6150-01-190-0024
NSN 7035-00-371-7749
NSN 6135-01-020-3805
NSN 6610-00-659-1603
NSN 5935-00-254-5508
NSN 6110-01-013-9313
NSN 4140-01-174-9335
NSN 5999-01-497-0825
NSN 5999-01-621-0096