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 6610-00-156-5699
NSN 6620-00-307-3024
NSN 5965-01-127-3890
NSN 5999-01-444-4275
NSN 5945-00-021-6996
NSN 5920-00-359-9771
NSN 6110-01-399-1176
NSN 5990-01-433-3786
NSN 5855-01-051-4143
NSN 7035-01-088-6415
NSN 7035-00-267-5424
NSN 4140-00-016-2615