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 5925-01-660-3505
NSN 5998-01-381-3330
NSN 5925-01-634-0664
NSN 6240-01-487-6459
NSN 5945-01-592-3379
NSN 5910-00-126-4756
NSN 5855-01-641-6777
NSN 5990-01-353-3691
NSN 5930-00-035-4739
NSN 4140-01-078-3866
NSN 5910-01-611-5058
NSN 5905-01-600-6483