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 6145-00-390-9917
NSN 6240-01-182-9201
NSN 5895-01-423-9146
NSN 5950-01-369-6751
NSN 5895-01-344-3713
NSN 7035-00-153-3826
NSN 6685-01-389-8588
NSN 5985-01-124-0072
NSN 5855-00-821-7512
NSN 2925-01-408-6205
NSN 5905-01-224-1735
NSN 5905-00-823-4013