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 2925-00-231-8041
NSN 6320-01-624-0193
NSN 5925-01-089-6970
NSN 5985-00-198-7694
NSN 4140-00-801-0067
NSN 5990-00-067-1622
NSN 5990-01-082-1357
NSN 5910-01-588-3034
NSN 5990-01-485-8874
NSN 5965-00-289-6280
NSN 6240-01-292-6374
NSN 6220-00-868-2032