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 6220-01-117-8510
NSN 5910-01-543-6551
NSN 5945-01-175-8880
NSN 6135-01-462-6040
NSN 5996-01-500-5628
NSN 5960-01-181-2143
NSN 5990-00-345-8967
NSN 5975-00-964-3402
NSN 5998-00-410-6388
NSN 6320-00-925-0558
NSN 6240-01-379-4017
NSN 6650-01-298-0976