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 5975-01-364-2051
NSN 2925-00-159-0337
NSN 6645-01-591-1758
NSN 5990-01-407-6615
NSN 5835-01-612-4753
NSN 6610-00-097-5176
NSN 6145-01-294-1754
NSN 5945-00-253-7696
NSN 5945-01-653-3201
NSN 6130-01-220-1638
NSN 6685-01-237-2562
NSN 7035-01-322-8180