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 5950-00-451-1384
NSN 5910-00-781-9584
NSN 5905-01-581-2840
NSN 6645-00-033-8714
NSN 5975-00-817-1781
NSN 5930-00-151-4787
NSN 5855-01-062-5655
NSN 6620-01-542-8709
NSN 5915-01-433-3550
NSN 6685-01-634-0611
NSN 5930-01-026-0016
NSN 5996-00-006-4284