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 6650-01-025-7425
NSN 6220-01-038-8292
NSN 5998-01-514-5711
NSN 5915-01-232-3387
NSN 5930-00-903-3854
NSN 6110-00-669-6586
NSN 6650-00-095-6490
NSN 6685-00-722-7210
NSN 6650-00-127-4581
NSN 6220-01-308-7589
NSN 6650-01-299-2587
NSN 6150-00-079-4323