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 6685-01-268-2987
NSN 2925-01-478-8191
NSN 6130-01-290-8072
NSN 4140-00-523-2980
NSN 5990-01-100-7231
NSN 5855-01-060-2820
NSN 5998-01-418-2239
NSN 5998-00-104-9798
NSN 6685-01-009-6264
NSN 6150-01-241-9135
NSN 5910-01-203-5761
NSN 6110-00-932-1590