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 5915-01-345-6912
NSN 5945-00-276-9261
NSN 6320-00-908-6841
NSN 4140-00-127-5311
NSN 5945-01-071-5231
NSN 6685-01-464-1304
NSN 5855-00-631-4565
NSN 5950-00-208-6812
NSN 4140-01-576-5556
NSN 4140-01-265-8669
NSN 6620-00-838-6954
NSN 6220-00-905-5686