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 6220-01-627-2018
NSN 6135-01-177-3552
NSN 5915-01-119-4448
NSN 5835-01-452-7081
NSN 6105-00-186-0161
NSN 5910-01-115-0748
NSN 6105-01-562-4530
NSN 5930-01-280-3981
NSN 6645-01-053-3185
NSN 6320-00-578-6898
NSN 5965-01-633-8849
NSN 5920-00-231-8537