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 6105-01-634-0322
NSN 5985-00-733-6051
NSN 5996-01-062-4622
NSN 2925-00-176-3889
NSN 5920-00-836-2530
NSN 5915-00-284-5430
NSN 2925-01-575-3192
NSN 6320-01-141-3791
NSN 5915-00-932-5324
NSN 5998-01-394-5944
NSN 6110-01-249-3538
NSN 5945-00-270-1474