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 6130-01-033-2490
NSN 6685-01-392-0602
NSN 2925-01-277-5882
NSN 4140-01-356-5614
NSN 4140-01-483-3955
NSN 6105-01-323-1811
NSN 5910-00-508-7416
NSN 5915-01-065-8382
NSN 5895-00-782-8961
NSN 6110-00-449-2800
NSN 5950-00-114-2624
NSN 5905-01-552-3697