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 5920-01-432-1328
NSN 5990-00-356-8911
NSN 6220-01-567-6956
NSN 5945-01-004-4350
NSN 5925-01-064-7829
NSN 6130-00-840-8886
NSN 5920-00-114-4221
NSN 6620-01-557-0195
NSN 5950-01-315-6554
NSN 7035-01-249-4547
NSN 5996-01-088-7074
NSN 5835-01-476-5584