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 4140-00-840-2082
NSN 5999-01-396-9380
NSN 6620-00-684-6771
NSN 5985-00-941-5206
NSN 5998-00-149-1396
NSN 6130-00-518-7604
NSN 5925-01-192-8890
NSN 7035-01-507-7309
NSN 5905-00-345-0688
NSN 5855-01-312-5160
NSN 5855-00-973-5717
NSN 6685-01-624-5824