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 5985-01-380-3220
NSN 5855-00-973-5717
NSN 5975-01-611-2356
NSN 6320-01-627-8295
NSN 6650-01-017-0980
NSN 5990-01-100-1840
NSN 6645-00-488-4432
NSN 5930-01-067-7721
NSN 2925-00-870-2372
NSN 5835-00-908-8327
NSN 6610-01-395-9324
NSN 5996-00-442-8979