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 steel
NSN 6135-00-470-7779
NSN 6130-00-427-9020
NSN 6110-00-813-2328
NSN 5920-00-149-0013
NSN 5920-00-978-4937
NSN 6645-00-253-3906
NSN 6610-01-322-1394
NSN 5920-01-169-7888
NSN 5855-01-279-9938
NSN 6135-00-862-5736
NSN 5930-01-065-0890
NSN 5999-00-690-7597