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 6610-00-891-6370
NSN 5975-01-329-7747
NSN 5895-01-412-1325
NSN 5910-00-104-5953
NSN 5975-01-455-7384
NSN 2925-01-432-8452
NSN 5925-00-611-1197
NSN 5990-00-319-0811
NSN 5950-00-020-2510
NSN 5905-01-284-8754
NSN 6685-01-453-7894
NSN 5960-01-515-4791