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 5910-01-432-2214
NSN 5835-00-861-6066
NSN 5985-01-120-5813
NSN 6240-00-435-0433
NSN 6650-01-365-4286
NSN 5945-01-171-1840
NSN 6220-01-147-4500
NSN 6685-01-610-9929
NSN 5915-01-413-1633
NSN 5950-01-584-1888
NSN 4140-01-519-9343
NSN 6320-01-019-1028