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 6220-01-634-0660
NSN 4140-00-596-4726
NSN 5915-00-579-0618
NSN 5925-01-092-5018
NSN 5996-00-884-2497
NSN 6650-00-815-1579
NSN 6220-01-185-5545
NSN 5998-01-182-8112
NSN 5996-01-555-7690
NSN 6320-00-036-3688
NSN 5905-01-237-3440
NSN 6240-01-048-2103