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 copper having a pressure rating of 850 kpa or over
NSN 5990-01-116-2181
NSN 6320-00-483-0451
NSN 4140-00-563-0302
NSN 6105-01-179-6563
NSN 2925-01-397-8028
NSN 5835-01-521-0298
NSN 6240-01-525-0965
NSN 5950-01-156-8975
NSN 6110-01-602-9353
NSN 6320-01-389-8128
NSN 5996-00-179-3804
NSN 5910-01-311-2495