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 5855-00-885-8452
NSN 6610-01-633-8931
NSN 5945-01-359-5262
NSN 6135-01-128-5358
NSN 6135-01-217-3292
NSN 6645-00-348-2841
NSN 5915-00-708-1518
NSN 5945-01-581-3917
NSN 5960-00-195-6435
NSN 4140-00-287-5018
NSN 5950-01-006-0559
NSN 6320-00-823-2015