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 4140-01-252-4392
NSN 6130-00-283-0923
NSN 5895-00-147-7034
NSN 6320-01-643-0850
NSN 5915-01-338-1215
NSN 5910-01-645-3052
NSN 6650-00-138-8605
NSN 5920-01-140-7297
NSN 5975-01-116-4293
NSN 5975-00-669-9884
NSN 6650-01-152-3547
NSN 6610-01-167-1771