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 6645-01-605-4351
NSN 6240-01-223-2453
NSN 6110-00-116-0390
NSN 6320-00-089-9425
NSN 6150-01-146-5463
NSN 5915-01-615-9346
NSN 6650-01-100-6560
NSN 5960-01-351-5074
NSN 6320-01-506-9439
NSN 6220-01-610-6565
NSN 6240-01-603-0143
NSN 6620-01-285-0302