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 5950-01-480-6523
NSN 5895-01-256-3439
NSN 6220-01-195-9626
NSN 6650-01-594-9915
NSN 6320-01-198-4024
NSN 5985-00-644-9008
NSN 5930-01-277-7188
NSN 6620-01-426-1148
NSN 5950-01-389-6885
NSN 5925-00-270-1704
NSN 5990-01-525-1674
NSN 5998-00-729-5614