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 6220-00-847-8347
NSN 5935-00-859-0669
NSN 5920-01-322-4216
NSN 6145-01-433-3608
NSN 5998-01-432-1007
NSN 4140-01-152-1214
NSN 5975-01-026-4814
NSN 5965-00-624-4134
NSN 5925-00-137-0688
NSN 5999-01-408-8827
NSN 5925-01-435-5869
NSN 5910-01-523-9044