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 5855-01-422-5413
NSN 5895-00-321-0273
NSN 6620-01-539-5189
NSN 5915-00-736-3751
NSN 6645-00-010-3054
NSN 5996-01-038-3850
NSN 6110-01-460-8843
NSN 4140-00-849-0403
NSN 5915-01-063-5285
NSN 6650-01-481-3618
NSN 6220-01-442-8401
NSN 6645-00-061-1885