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 5925-01-018-1375
NSN 6240-00-925-0841
NSN 6240-01-174-8354
NSN 4140-01-286-2729
NSN 6620-00-897-7005
NSN 5835-01-366-5906
NSN 6645-01-102-2321
NSN 5930-01-078-7468
NSN 5998-01-484-8581
NSN 6685-00-901-1225
NSN 6135-01-093-7426
NSN 6220-00-070-9986