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 5950-00-805-2557
NSN 6320-01-116-3980
NSN 4140-01-127-4674
NSN 5855-01-255-1688
NSN 5996-00-863-1359
NSN 4140-01-502-9649
NSN 6240-01-263-0123
NSN 5945-01-429-8942
NSN 5999-00-102-7044
NSN 6620-01-195-9950
NSN 6105-00-389-8675
NSN 5855-01-031-4729