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 5910-01-617-7681
NSN 5996-01-125-5781
NSN 6150-01-455-5277
NSN 5996-00-172-0224
NSN 6130-01-069-4632
NSN 5935-01-389-3411
NSN 5905-01-406-3485
NSN 5985-01-550-1451
NSN 5835-01-535-0948
NSN 5895-01-151-3217
NSN 5835-00-998-2917
NSN 5996-01-017-0337