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 6645-01-454-7038
NSN 6610-01-014-3964
NSN 6610-01-457-1974
NSN 4140-00-944-2557
NSN 5920-01-296-5461
NSN 6620-01-545-4845
NSN 5998-00-116-2227
NSN 5965-00-087-6767
NSN 6130-00-073-2994
NSN 6240-00-101-0008
NSN 5945-00-245-7946
NSN 5945-01-056-7133