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 4140-01-326-8535
NSN 5895-01-212-2145
NSN 5910-01-469-5989
NSN 5895-01-627-4898
NSN 5930-01-448-0124
NSN 5985-01-182-2067
NSN 6620-00-811-7614
NSN 5950-01-649-9745
NSN 2925-00-707-6770
NSN 5960-00-102-8128
NSN 5915-00-773-2333
NSN 5915-00-276-8332