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 5999-01-490-3272
NSN 6150-00-013-5613
NSN 6130-00-005-8100
NSN 6645-01-425-1673
NSN 6320-01-512-2031
NSN 5999-00-905-5296
NSN 6650-00-658-9627
NSN 6320-01-409-1388
NSN 6610-01-143-5650
NSN 6685-00-627-6102
NSN 6220-01-081-4784
NSN 6240-01-143-5523