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 2925-01-646-9112
NSN 6135-01-448-0461
NSN 6240-01-109-1823
NSN 6220-00-111-3188
NSN 6220-01-617-2666
NSN 5999-01-476-8123
NSN 6105-00-759-9769
NSN 6320-01-192-0332
NSN 6320-01-281-6028
NSN 6610-00-709-1692
NSN 5920-01-375-1238
NSN 6650-00-784-9222