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 5925-01-448-3552
NSN 6645-00-183-8812
NSN 5960-01-135-9238
NSN 5835-01-158-6878
NSN 5910-01-406-4317
NSN 5920-00-555-1877
NSN 5990-01-185-9835
NSN 5950-01-124-0030
NSN 6685-01-543-6410
NSN 5915-00-504-2926
NSN 5920-01-523-3231
NSN 6610-01-514-7755