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 6620-00-911-6747
NSN 6145-00-458-6437
NSN 5975-01-634-0678
NSN 5975-00-621-4904
NSN 6220-00-670-1790
NSN 5960-01-213-6292
NSN 5835-01-463-2334
NSN 5915-01-364-2251
NSN 5965-01-293-0121
NSN 6645-01-394-5149
NSN 4140-01-650-5007
NSN 5950-00-083-3015