Pressure to pilot port opens valve for return flow
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 materials other than copper, iron or steel
NSN 5998-00-952-2562
NSN 5910-00-734-6143
NSN 5985-00-724-2202
NSN 5960-01-190-8937
NSN 5945-01-311-9279
NSN 5999-01-036-9624
NSN 5998-00-188-7911
NSN 5925-01-038-7925
NSN 5960-01-226-7297
NSN 5930-01-055-0062
NSN 5990-01-011-0683
NSN 5990-01-332-6722