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 4140-00-547-8918
NSN 5985-00-360-6529
NSN 6110-00-213-8078
NSN 5999-01-659-0920
NSN 6145-01-611-1074
NSN 5950-01-399-0509
NSN 5920-01-579-5219
NSN 6220-00-151-9612
NSN 5985-01-276-2790
NSN 5935-01-100-0448
NSN 4140-01-074-9072
NSN 6320-01-473-9024