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 5950-01-515-0172
NSN 6135-01-355-8917
NSN 5999-01-586-3021
NSN 5996-00-150-8842
NSN 5905-00-004-5958
NSN 6130-01-468-0618
NSN 6105-00-880-1471
NSN 2925-00-149-0760
NSN 5975-00-371-9428
NSN 5895-00-902-1415
NSN 5920-00-007-5165
NSN 5960-00-543-1956