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 6220-01-060-4378
NSN 5895-00-680-9784
NSN 5990-00-112-2440
NSN 6130-01-309-8088
NSN 5925-01-326-2666
NSN 7035-00-349-8571
NSN 5965-00-246-5612
NSN 6135-01-341-8003
NSN 6685-01-069-4336
NSN 5855-01-203-4719
NSN 5999-00-171-3432
NSN 4140-01-381-3221