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 5975-01-634-0678
NSN 5960-01-416-6187
NSN 5975-00-913-9184
NSN 5910-01-354-7241
NSN 2925-01-510-9378
NSN 6320-00-646-3311
NSN 6685-00-311-2962
NSN 6685-01-630-0729
NSN 5935-00-943-3881
NSN 5920-01-507-6405
NSN 5935-01-358-5989
NSN 6240-01-618-1978