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 5920-01-397-7636
NSN 5960-01-151-4518
NSN 5998-00-857-5136
NSN 7035-00-232-4043
NSN 6620-01-425-2750
NSN 6150-01-525-7556
NSN 6650-01-187-3364
NSN 6145-01-414-0075
NSN 5998-01-571-5744
NSN 2925-01-567-8027
NSN 5998-00-290-8100
NSN 6645-01-633-1852