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 5835-01-104-5707
NSN 5950-01-115-3352
NSN 5990-00-195-9460
NSN 5996-00-556-9318
NSN 5985-01-555-4226
NSN 6685-00-222-8216
NSN 6620-00-632-3631
NSN 5985-00-685-9237
NSN 2925-01-078-7854
NSN 5915-01-158-6864
NSN 6150-00-007-6712
NSN 6105-01-605-0823