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 steel
NSN 5965-01-504-5567
NSN 5975-00-785-1154
NSN 6645-00-434-8793
NSN 5999-00-052-4851
NSN 6110-01-433-9066
NSN 5990-00-281-4164
NSN 6620-01-423-7300
NSN 6110-00-905-6148
NSN 5920-00-369-0923
NSN 6220-00-797-7436
NSN 5835-01-370-4292
NSN 6220-01-231-4085