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 5835-01-291-5405
NSN 5985-01-241-0412
NSN 5990-01-360-0711
NSN 6650-01-600-4843
NSN 6645-00-922-0886
NSN 6685-00-420-9232
NSN 7035-01-555-8793
NSN 6220-01-157-9062
NSN 6685-01-391-6010
NSN 6645-01-342-0216
NSN 6220-00-807-3432
NSN 6685-01-363-4795