A circular, single or multipiece, rigid, metallic or nonmetallic item having a centrally located hole with a sharp edge on the inside periphery. It is supplied in various cross-sectional shapes and is designed to be installed in a cylinder, shock strut, or similar device to remove excess oil, dirt, ice, and/or foreign material from a piston, ram, or sliding rod. Excludes packing, preformed; ring, piston; and seal ring, metal.
Classification: Parts of linear acting hydraulic power engines and motors
NSN 5925-00-389-6433
NSN 6135-00-248-4102
NSN 5855-01-472-1946
NSN 5975-00-677-7803
NSN 7035-00-517-8232
NSN 4140-00-732-5444
NSN 6620-01-421-3370
NSN 5960-01-143-1202
NSN 5915-00-523-1968
NSN 5925-01-473-3769
NSN 5925-01-417-9170
NSN 5935-01-632-1979