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 5910-01-408-5589
NSN 5910-01-075-5385
NSN 5975-00-189-0857
NSN 6650-01-618-2285
NSN 5920-01-415-2878
NSN 5835-01-213-0833
NSN 6620-01-173-3284
NSN 6220-01-606-5620
NSN 5930-01-321-7444
NSN 6620-01-135-4706
NSN 5960-01-114-0197
NSN 5985-01-550-5179