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 4140-01-445-3138
NSN 5930-00-951-9732
NSN 6110-01-234-7124
NSN 5895-01-566-9459
NSN 5965-00-840-8849
NSN 5920-00-240-4129
NSN 5990-01-459-3856
NSN 6645-01-607-5999
NSN 4140-00-115-0830
NSN 6130-00-571-7625
NSN 6320-01-352-5653
NSN 6145-01-433-6858