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 6240-01-240-7529
NSN 6610-01-323-0901
NSN 6145-00-853-5816
NSN 5855-01-513-9601
NSN 5965-01-501-7987
NSN 5945-01-048-3780
NSN 5920-01-453-7040
NSN 4140-00-652-9238
NSN 5996-00-316-5115
NSN 4140-01-641-2798
NSN 6620-01-052-2773
NSN 6645-01-430-2420