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 6110-00-456-2058
NSN 5910-00-503-3893
NSN 6135-01-142-6456
NSN 6110-01-322-7778
NSN 6145-01-225-4904
NSN 5998-01-542-5848
NSN 5910-00-549-4895
NSN 2925-01-609-8464
NSN 5930-00-922-6491
NSN 6620-00-360-1379
NSN 5985-01-611-6521
NSN 5960-01-223-6202