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 6240-00-393-1161
NSN 5915-01-464-4446
NSN 5999-01-361-7475
NSN 5975-00-170-3623
NSN 5960-01-448-3497
NSN 6220-01-397-2294
NSN 5965-00-193-2406
NSN 5895-01-326-7357
NSN 5905-01-281-8173
NSN 5950-01-621-9714
NSN 6240-00-197-6819
NSN 5999-01-385-8348