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 5920-01-093-1081
NSN 6110-00-954-0718
NSN 5998-01-103-0548
NSN 6610-01-425-1523
NSN 6685-01-265-0634
NSN 5835-00-572-7445
NSN 6645-01-203-9542
NSN 2925-01-503-6792
NSN 5998-00-223-5443
NSN 5960-01-031-6891
NSN 6145-01-150-6018
NSN 6220-00-202-8591