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 6645-01-127-1793
NSN 6645-00-503-1379
NSN 6135-01-486-7973
NSN 6620-01-462-1625
NSN 6145-00-807-3015
NSN 5990-01-492-6575
NSN 5915-01-451-1875
NSN 6610-00-558-0480
NSN 6220-00-014-7745
NSN 5945-01-225-9939
NSN 5930-01-017-7304
NSN 5930-00-597-5064