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 5990-00-173-1432
NSN 5985-01-514-6310
NSN 6620-00-947-3889
NSN 6110-01-122-8569
NSN 5965-00-194-9875
NSN 5910-00-501-6512
NSN 5996-01-453-4250
NSN 5910-01-544-4410
NSN 6620-01-465-5120
NSN 5999-00-355-9849
NSN 5925-01-458-7026
NSN 6620-01-025-1443