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 6650-00-221-7119
NSN 5990-01-605-4769
NSN 6610-00-323-8175
NSN 6135-01-584-0941
NSN 6105-01-265-5084
NSN 2925-01-372-9455
NSN 6650-01-151-4217
NSN 6135-01-014-3144
NSN 5998-01-071-3333
NSN 6620-01-026-0346
NSN 5945-00-131-4684
NSN 6685-01-577-3715