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 6620-01-259-5944
NSN 6220-01-257-9288
NSN 5975-01-327-3296
NSN 6220-01-150-4920
NSN 5996-00-367-2388
NSN 6150-01-134-1001
NSN 5925-01-419-2841
NSN 5855-01-088-8700
NSN 5999-01-362-8667
NSN 6610-00-633-4338
NSN 5895-01-012-6037
NSN 6650-01-422-1037