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 5910-01-071-1965
NSN 5915-01-433-9666
NSN 6220-00-231-0708
NSN 5895-01-293-4725
NSN 4140-01-057-4152
NSN 5920-00-527-9473
NSN 5990-01-432-4249
NSN 5975-01-540-2248
NSN 5835-00-085-2287
NSN 2925-01-027-1293
NSN 5985-01-467-1792
NSN 5999-01-005-3989