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 6610-01-132-6660
NSN 6620-01-334-7569
NSN 6645-01-336-6631
NSN 7035-00-286-6221
NSN 6220-01-025-6140
NSN 6130-00-235-4359
NSN 5920-01-020-7659
NSN 2925-01-426-3410
NSN 6130-00-233-6197
NSN 5925-00-233-3608
NSN 6240-00-132-0955
NSN 5945-01-167-8498