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 5910-01-564-1714
NSN 5999-01-143-6544
NSN 5920-01-197-8397
NSN 5999-01-630-5027
NSN 5915-00-420-6772
NSN 6110-01-644-9328
NSN 5998-00-871-5693
NSN 5965-01-295-9842
NSN 5996-00-862-5430
NSN 5998-01-171-1004
NSN 6685-01-571-0808
NSN 5925-01-159-5236