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 6620-01-236-6290
NSN 5920-00-162-9945
NSN 5996-01-453-0752
NSN 5920-00-267-3109
NSN 5998-01-622-6175
NSN 5960-01-006-6507
NSN 6650-01-160-9160
NSN 5835-00-280-8494
NSN 5996-00-234-1788
NSN 6220-00-296-4101
NSN 7035-00-946-2642
NSN 5855-00-446-5921