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 5895-00-159-1237
NSN 6650-01-237-4689
NSN 6320-00-682-3448
NSN 6610-01-470-6480
NSN 6130-01-454-7057
NSN 5905-00-828-6205
NSN 6645-01-037-4735
NSN 5996-01-383-7298
NSN 6620-01-260-7112
NSN 6685-01-617-7957
NSN 5998-01-109-8407
NSN 5895-01-388-2069