Class 150
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 5915-01-601-0611
NSN 5960-00-153-7115
NSN 5895-01-465-7639
NSN 6240-00-361-1421
NSN 6685-01-469-3137
NSN 6650-01-622-0706
NSN 4140-01-424-3271
NSN 6135-01-056-4609
NSN 5835-01-558-9444
NSN 6620-00-939-8902
NSN 5990-01-548-3711
NSN 6145-01-194-1601