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 5996-01-442-9988
NSN 5855-01-624-2678
NSN 5855-01-515-9547
NSN 4140-01-542-6398
NSN 6620-01-264-6646
NSN 5985-01-037-4602
NSN 5930-00-504-9359
NSN 5965-01-519-1214
NSN 5996-00-088-8891
NSN 6220-01-070-2772
NSN 5996-01-152-7396
NSN 5960-00-003-6631