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 4140-00-238-9940
NSN 6105-01-448-7292
NSN 6105-01-384-3687
NSN 5915-01-431-9754
NSN 6130-01-106-8942
NSN 6320-01-064-0372
NSN 5895-01-423-1485
NSN 4140-00-137-9633
NSN 2925-01-079-6229
NSN 6645-01-490-0325
NSN 6145-00-939-9299
NSN 5895-01-183-9943