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 5985-01-136-8477
NSN 5998-01-168-0728
NSN 5950-01-556-7010
NSN 7035-00-981-7216
NSN 6145-00-081-6686
NSN 6650-00-050-0476
NSN 5855-01-532-3606
NSN 6150-01-273-0607
NSN 6650-01-120-6231
NSN 6650-01-183-0711
NSN 5999-00-036-8454
NSN 6320-01-583-6809