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 5945-00-576-0158
NSN 5996-01-220-8021
NSN 5835-01-580-7543
NSN 5998-01-055-1759
NSN 5915-01-244-3616
NSN 5915-01-097-4926
NSN 6130-01-163-4220
NSN 5990-00-067-6791
NSN 5965-01-464-0220
NSN 5998-01-025-3222
NSN 6610-01-468-6880
NSN 5855-01-013-6864