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 5930-01-576-9697
NSN 6240-00-262-2894
NSN 5965-00-768-4366
NSN 5935-01-468-6363
NSN 5975-01-246-3436
NSN 6610-01-183-9141
NSN 6220-01-497-4600
NSN 2925-00-265-7539
NSN 6645-01-194-3214
NSN 5925-01-634-0664
NSN 5998-01-006-8402
NSN 4140-01-026-1381