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 6150-01-431-7001
NSN 5960-00-930-7848
NSN 6320-01-560-7177
NSN 6130-00-753-2807
NSN 2925-01-359-9818
NSN 5950-01-301-9809
NSN 6645-00-890-3226
NSN 5895-00-717-2777
NSN 5990-00-467-7431
NSN 6650-01-138-8174
NSN 6610-01-321-6904
NSN 5975-01-253-2452