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 6320-00-931-4855
NSN 6685-01-127-7885
NSN 5950-00-277-4701
NSN 6130-01-009-1227
NSN 6620-00-897-7759
NSN 6110-01-181-9472
NSN 5855-01-054-9014
NSN 5905-01-163-4299
NSN 5905-00-194-6640
NSN 5950-00-226-2121
NSN 5990-00-573-3325
NSN 6610-01-539-8213