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 5915-01-534-3397
NSN 7035-01-307-5366
NSN 5975-01-285-5772
NSN 6135-01-136-1059
NSN 6220-01-046-3782
NSN 6620-01-611-5064
NSN 6685-01-089-6798
NSN 5925-00-708-8769
NSN 5975-01-415-2357
NSN 6610-01-414-7481
NSN 6130-00-705-7953
NSN 6620-00-890-5581