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 4140-00-025-3474
NSN 6610-00-935-7131
NSN 2925-01-085-0691
NSN 6135-00-575-8942
NSN 5895-01-514-8304
NSN 6320-01-552-8721
NSN 6620-00-152-7210
NSN 6645-00-223-8018
NSN 6650-00-769-3003
NSN 6645-01-202-7986
NSN 5895-00-155-4578
NSN 5895-01-140-7120