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 5996-01-537-0036
NSN 5925-01-481-3442
NSN 4140-00-535-4635
NSN 5996-01-327-0220
NSN 6130-00-525-9975
NSN 5895-00-831-2714
NSN 5999-01-580-1967
NSN 5905-01-392-0802
NSN 5920-01-380-1663
NSN 5965-00-106-3195
NSN 5925-01-146-9641
NSN 5990-01-651-0170