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 5905-01-481-3943
NSN 6240-00-660-8159
NSN 6620-00-332-1627
NSN 5965-01-654-9315
NSN 5990-01-122-5629
NSN 5985-00-296-0558
NSN 5990-01-092-1963
NSN 6620-01-299-3130
NSN 5855-01-273-0927
NSN 5930-01-656-9925
NSN 6685-00-770-2052
NSN 7035-01-049-6776