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 5855-01-358-1939
NSN 5945-01-466-4890
NSN 6240-01-372-2039
NSN 2925-01-632-5913
NSN 6645-01-415-6039
NSN 5985-01-549-7479
NSN 6650-01-487-4949
NSN 5965-01-115-4068
NSN 5895-00-594-8819
NSN 6610-01-033-1748
NSN 5945-01-305-9735
NSN 6135-00-488-4478