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 5855-01-130-1501
NSN 6685-01-076-3421
NSN 4140-01-400-3610
NSN 5990-01-640-7795
NSN 5910-00-584-2647
NSN 6610-01-356-3435
NSN 6220-00-643-4045
NSN 6650-01-049-5361
NSN 5835-00-228-9082
NSN 5999-01-113-2483
NSN 5965-01-490-2547
NSN 6130-00-721-4156