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 2925-01-620-9673
NSN 5855-01-406-7237
NSN 6220-01-222-3493
NSN 5945-00-219-6129
NSN 5999-01-339-0258
NSN 6130-01-129-3959
NSN 5965-01-016-9933
NSN 6685-01-149-9196
NSN 6150-00-272-7949
NSN 5996-00-821-8136
NSN 6650-00-266-6808
NSN 6145-00-257-1080