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 5915-00-155-7593
NSN 6685-01-148-2927
NSN 6620-01-265-0632
NSN 6650-00-740-7338
NSN 6685-01-241-8006
NSN 5960-01-523-9098
NSN 6220-00-226-8068
NSN 5935-00-922-5520
NSN 6610-00-567-4430
NSN 5945-00-251-7812
NSN 6320-01-029-2196
NSN 6135-00-405-1989