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 6110-01-426-1790
NSN 6110-01-076-3585
NSN 5855-01-333-0969
NSN 6320-00-242-3300
NSN 5910-00-221-7461
NSN 7035-00-104-7613
NSN 5960-01-272-5642
NSN 5925-00-450-9663
NSN 5965-00-823-8623
NSN 5945-01-181-4745
NSN 6240-00-923-0758
NSN 5950-00-004-2086