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 6105-01-461-0741
NSN 5950-01-512-2096
NSN 5920-01-048-0766
NSN 6150-00-353-1403
NSN 5855-01-389-8884
NSN 5990-01-393-4808
NSN 6105-00-635-9809
NSN 6685-00-780-7787
NSN 6135-01-378-1454
NSN 6150-00-603-9825
NSN 5915-00-782-1287
NSN 2925-01-411-8002