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 4140-01-380-1924
NSN 5915-00-563-1558
NSN 5915-00-552-9598
NSN 6105-01-076-3844
NSN 6130-00-775-3595
NSN 5920-00-341-6340
NSN 6110-01-063-7423
NSN 6685-00-153-3914
NSN 5855-01-414-6265
NSN 5950-01-433-3662
NSN 5998-01-504-2971
NSN 5895-01-547-5794