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 6150-01-610-1134
NSN 6610-01-580-6811
NSN 5985-01-178-0316
NSN 6220-01-619-8702
NSN 6620-00-951-0153
NSN 5925-01-557-9007
NSN 5990-01-594-7470
NSN 6220-01-393-4119
NSN 6240-01-532-7883
NSN 5975-01-599-5191
NSN 5960-01-481-8051
NSN 5996-00-201-8861