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 5950-01-381-5610
NSN 5950-01-626-9888
NSN 6110-00-257-5199
NSN 5835-01-508-2528
NSN 5996-00-525-1777
NSN 6650-00-862-7143
NSN 5930-01-344-5008
NSN 6320-01-033-6624
NSN 6650-01-485-3444
NSN 5915-01-519-3287
NSN 5965-01-428-3348
NSN 5960-01-110-5192