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 5975-00-472-7778
NSN 5998-01-304-1738
NSN 5950-00-433-5843
NSN 5945-00-473-3369
NSN 5960-01-078-3418
NSN 6105-01-017-2748
NSN 5965-01-294-1396
NSN 5895-01-437-9318
NSN 5960-01-409-1917
NSN 5990-00-419-7584
NSN 7035-01-245-7973
NSN 6145-00-087-7908