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 5935-01-634-0668
NSN 5999-01-434-8569
NSN 5920-01-058-1778
NSN 6650-01-399-0628
NSN 6650-00-537-9222
NSN 2925-01-090-2391
NSN 5999-00-966-2173
NSN 5990-01-134-7756
NSN 2925-00-275-1807
NSN 7035-00-946-2642
NSN 6240-00-519-3399
NSN 5990-01-442-3520