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 4140-01-447-6633
NSN 6610-00-149-1534
NSN 5835-01-030-2519
NSN 5905-01-257-0504
NSN 5950-01-226-6430
NSN 6150-01-608-2635
NSN 5935-01-644-8565
NSN 6145-00-257-1080
NSN 5990-01-447-7779
NSN 6130-01-634-0603
NSN 5985-01-552-4933
NSN 5950-01-332-3400