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 6145-01-053-2969
NSN 6610-00-727-9918
NSN 6130-00-291-4877
NSN 5895-01-435-6139
NSN 6110-01-633-9660
NSN 2925-00-265-7539
NSN 6110-01-514-3082
NSN 6150-00-551-3135
NSN 4140-01-329-4836
NSN 5935-01-439-0577
NSN 6645-01-465-4915
NSN 5935-01-108-3242