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 6645-01-219-5911
NSN 6645-01-396-6976
NSN 5910-01-408-0126
NSN 6685-00-761-2534
NSN 6220-01-072-2582
NSN 6145-00-212-0422
NSN 6135-00-973-5632
NSN 5990-00-950-6146
NSN 5835-01-359-2575
NSN 2925-00-833-9466
NSN 5945-00-265-1762
NSN 5920-01-389-9582