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 5835-01-606-8768
NSN 6620-01-133-4193
NSN 5910-01-521-5666
NSN 5975-00-976-1035
NSN 2925-01-159-8312
NSN 6320-00-521-9350
NSN 6135-01-451-2120
NSN 5998-01-497-9803
NSN 5999-01-235-8335
NSN 6145-01-034-3534
NSN 5996-00-731-1759
NSN 5960-00-436-4778