Non return valve
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.
NSN 4140-01-442-8862
NSN 6220-00-551-0704
NSN 5935-01-088-9583
NSN 5895-00-916-1728
NSN 5975-01-007-0209
NSN 5950-01-545-7911
NSN 6240-01-467-6429
NSN 5895-00-379-4699
NSN 5975-01-493-8873
NSN 5855-01-659-8769
NSN 5985-00-905-6609
NSN 6110-01-153-7232