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 6220-01-434-2497
NSN 6650-01-440-9215
NSN 5920-00-099-0826
NSN 6135-00-835-7210
NSN 6145-01-381-1303
NSN 6645-00-262-7448
NSN 6320-01-449-1014
NSN 6320-01-441-2438
NSN 5855-01-147-4785
NSN 6620-00-737-9762
NSN 6220-01-481-1105
NSN 6685-01-461-0096