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 5998-01-272-5022
NSN 5950-01-335-8089
NSN 6645-00-784-8288
NSN 6320-01-347-2638
NSN 6645-00-209-5778
NSN 5920-01-505-7409
NSN 6620-00-701-1283
NSN 6220-00-120-1249
NSN 7035-01-311-5098
NSN 6685-01-322-8516
NSN 5915-00-289-6692
NSN 5835-01-442-6482