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 5960-00-151-7576
NSN 4140-01-525-8158
NSN 6135-00-444-1402
NSN 5975-00-509-2879
NSN 5975-01-147-4781
NSN 6150-01-309-4955
NSN 6130-01-162-1080
NSN 7035-01-280-4692
NSN 5985-00-925-1216
NSN 5999-01-431-8728
NSN 4140-01-472-8433
NSN 5985-01-394-7591