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 5915-01-605-5184
NSN 5920-01-551-0841
NSN 5920-01-443-0523
NSN 5950-01-188-7776
NSN 6135-00-738-5571
NSN 5975-01-480-6769
NSN 5930-01-457-4595
NSN 5930-00-781-7149
NSN 5975-00-837-3293
NSN 5855-01-354-3463
NSN 6220-00-155-4524
NSN 5999-01-357-3341