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 5855-01-120-2912
NSN 5965-01-168-8180
NSN 5985-01-533-3746
NSN 6610-01-426-5090
NSN 5925-00-959-6075
NSN 6110-00-171-2214
NSN 2925-01-047-7134
NSN 5945-01-297-0492
NSN 6610-01-378-2789
NSN 5999-01-076-1361
NSN 5905-00-126-1811
NSN 5915-00-361-9148