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 5985-01-069-2886
NSN 5905-01-180-6601
NSN 5998-00-633-5169
NSN 5990-01-563-1554
NSN 6610-00-147-3187
NSN 6320-00-116-3658
NSN 6220-00-208-9058
NSN 7035-00-756-4374
NSN 5996-01-656-0044
NSN 6150-00-135-9560
NSN 6130-01-093-8305
NSN 6645-01-548-0218