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 5996-01-238-1041
NSN 5960-01-225-6621
NSN 5960-01-449-1310
NSN 7035-00-403-5340
NSN 5975-01-451-4415
NSN 5996-01-158-1206
NSN 6105-00-551-3747
NSN 6110-01-485-0526
NSN 5996-01-113-7676
NSN 6105-00-049-8891
NSN 5925-01-460-2783
NSN 6620-00-679-5830