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 6620-01-557-6512
NSN 5930-01-302-8990
NSN 5999-01-182-0520
NSN 5998-01-396-3983
NSN 6645-01-505-5772
NSN 5935-01-453-9534
NSN 5910-00-492-2906
NSN 5915-01-359-8329
NSN 5855-01-286-9928
NSN 5925-00-597-1558
NSN 6150-00-166-5777
NSN 6105-01-513-5493