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 5935-01-351-1393
NSN 5965-01-237-3342
NSN 5950-01-235-6298
NSN 5895-00-827-0240
NSN 5960-00-171-9575
NSN 6110-00-510-8155
NSN 5999-01-525-7770
NSN 6135-01-121-3225
NSN 6645-00-009-8811
NSN 5915-01-446-6930
NSN 6685-00-803-6421
NSN 5855-01-492-6385