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 5996-01-646-0757
NSN 2925-01-084-3347
NSN 4140-01-605-1533
NSN 6130-01-357-6602
NSN 6105-01-246-7239
NSN 6320-01-556-2011
NSN 6135-00-613-1068
NSN 6105-00-248-5772
NSN 6645-01-224-0101
NSN 5905-01-246-4501
NSN 5960-00-163-9204
NSN 5975-01-411-3684