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 copper having a pressure rating of 850 kpa or over
NSN 6650-01-391-4461
NSN 5945-01-034-0885
NSN 5965-00-351-7460
NSN 6610-01-426-5090
NSN 6130-01-584-6752
NSN 4140-00-660-8699
NSN 6110-00-381-0602
NSN 5835-00-084-8695
NSN 5905-01-568-5651
NSN 6145-01-412-8676
NSN 6320-01-345-5817
NSN 6620-01-077-8033