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 4140-01-495-8852
NSN 6320-01-236-9562
NSN 6110-01-051-4898
NSN 6320-00-908-6841
NSN 6145-01-114-2995
NSN 5960-00-220-9717
NSN 4140-00-740-2153
NSN 6105-01-626-9622
NSN 5985-01-627-9967
NSN 2925-01-443-4216
NSN 5945-01-247-3894
NSN 6220-01-556-5572