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 6320-01-072-2073
NSN 6110-00-614-8573
NSN 6620-01-441-0240
NSN 5920-00-417-8768
NSN 5930-01-534-7458
NSN 5999-01-339-3747
NSN 5965-01-443-3407
NSN 6620-00-727-8043
NSN 4140-01-076-3720
NSN 4140-01-045-1753
NSN 5975-00-902-8238
NSN 6320-01-098-2503