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 6220-01-643-5561
NSN 7035-01-191-2822
NSN 6110-01-038-6709
NSN 5950-01-048-7660
NSN 6645-01-523-4487
NSN 5960-01-255-5580
NSN 7035-01-049-6776
NSN 6320-00-790-4844
NSN 6110-00-575-0136
NSN 4140-00-706-8991
NSN 6240-01-320-9169
NSN 6650-00-086-9931