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 5965-01-186-2051
NSN 5950-01-078-0338
NSN 5985-01-248-1161
NSN 5960-01-048-4885
NSN 6610-00-815-7412
NSN 5895-00-752-0030
NSN 6135-01-142-6456
NSN 4140-01-045-1753
NSN 5960-01-226-7297
NSN 6105-01-036-6388
NSN 4140-00-821-9836
NSN 5930-00-865-0769