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 6240-00-290-4185
NSN 5895-01-155-9243
NSN 6220-01-595-6848
NSN 5950-01-323-6507
NSN 2925-01-175-1217
NSN 5945-01-311-5418
NSN 5915-01-085-1570
NSN 6685-00-732-1927
NSN 5999-00-147-7914
NSN 5998-01-349-6518
NSN 6620-01-467-6795
NSN 5935-01-407-0177