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 5925-01-132-9120
NSN 5999-01-140-0871
NSN 5975-01-029-4176
NSN 5835-01-370-4292
NSN 6110-00-078-8565
NSN 6620-01-169-9470
NSN 5990-00-165-5835
NSN 5915-00-020-9249
NSN 5990-01-581-5103
NSN 6105-01-010-0504
NSN 5960-01-023-8037
NSN 5999-01-629-1253