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 5855-01-642-1552
NSN 6610-01-498-0524
NSN 5935-01-393-0745
NSN 2925-01-633-4048
NSN 6320-01-029-2196
NSN 5905-01-410-7780
NSN 5835-01-128-9331
NSN 5960-00-454-6402
NSN 5915-01-379-2302
NSN 5965-01-215-3184
NSN 5910-01-333-2409
NSN 5999-01-075-9775