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 6320-01-160-8578
NSN 5855-01-400-1590
NSN 5835-01-604-7489
NSN 5910-00-021-9415
NSN 2925-01-581-3273
NSN 6145-01-535-8893
NSN 5915-01-013-5383
NSN 5985-01-205-2984
NSN 6620-00-996-1762
NSN 6110-00-583-3911
NSN 5965-00-113-9748
NSN 5895-01-403-2793