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 5960-01-641-5493
NSN 6220-00-536-8763
NSN 5945-00-212-7491
NSN 5965-01-222-1420
NSN 5905-01-634-0595
NSN 5950-00-513-9596
NSN 5920-00-194-4049
NSN 5920-00-964-9986
NSN 6610-01-287-9814
NSN 5835-00-018-4571
NSN 5965-01-070-9265
NSN 7035-01-592-7756