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 5960-01-399-4327
NSN 5895-01-538-9672
NSN 6110-01-603-7527
NSN 2925-01-484-5066
NSN 5950-00-196-1429
NSN 5895-01-033-1419
NSN 6620-01-192-0543
NSN 5895-00-710-4152
NSN 6135-00-009-4100
NSN 6130-00-857-9116
NSN 6130-01-020-7307
NSN 7035-00-052-2188