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 5915-00-280-1428
NSN 6685-01-500-8158
NSN 5925-00-328-3885
NSN 6105-01-307-8086
NSN 6320-00-937-5625
NSN 7035-01-088-6415
NSN 2925-01-320-6512
NSN 5905-00-139-3239
NSN 5920-01-407-7115
NSN 5996-01-370-4940
NSN 5835-01-475-5714
NSN 6145-01-438-0368