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 4140-01-149-1300
NSN 5920-01-183-7938
NSN 6610-01-165-9458
NSN 5965-00-823-8623
NSN 6685-01-630-2022
NSN 5930-00-734-6138
NSN 6130-00-450-4466
NSN 5945-00-216-7432
NSN 5950-01-621-9714
NSN 5996-01-096-4648
NSN 5985-00-281-0810
NSN 5935-01-125-5189