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 5999-00-664-1818
NSN 2925-01-074-9102
NSN 5925-01-322-3882
NSN 5895-00-295-3735
NSN 5935-00-100-1147
NSN 6650-01-152-0665
NSN 6620-00-140-8644
NSN 5920-01-582-3673
NSN 5855-01-398-9548
NSN 7035-01-601-4051
NSN
NSN 6145-01-561-9059