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 6610-01-132-6660
NSN 5960-01-410-8177
NSN 5945-00-997-3319
NSN 5960-01-430-3911
NSN 2925-01-009-3411
NSN 4140-00-093-7679
NSN 6320-00-588-2401
NSN 5930-01-243-0822
NSN 5998-01-610-2988
NSN 5835-01-485-1408
NSN 5960-01-593-4760
NSN 5925-01-604-1989