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 6650-01-399-0628
NSN 5999-01-082-3422
NSN 6240-00-031-3112
NSN 5960-01-089-8155
NSN 2925-01-424-0235
NSN 5960-00-098-5117
NSN 5950-00-584-4571
NSN 5935-01-147-5432
NSN 5998-00-143-8942
NSN 6645-01-368-9990
NSN 6220-01-577-4667
NSN 6150-01-254-2903