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 5935-01-408-3919
NSN 5915-01-423-8561
NSN 6320-00-261-9136
NSN 5925-00-364-7969
NSN 6145-01-056-8263
NSN 5990-01-064-1013
NSN 6645-01-539-9855
NSN 5965-01-300-9664
NSN 5930-01-232-2118
NSN 5990-00-254-4825
NSN 6105-01-322-1242
NSN 5998-01-021-9541