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 6145-00-891-6779
NSN 5905-01-099-8735
NSN 6610-00-151-8074
NSN 5910-00-383-9557
NSN 5965-01-274-4003
NSN 5915-00-365-9951
NSN 5990-00-343-4465
NSN 6220-00-702-0677
NSN 5920-01-577-9079
NSN 5996-00-172-6622
NSN 5855-00-185-1560
NSN 5835-00-419-6576