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 5835-01-614-1900
NSN 5999-00-880-5760
NSN 6620-00-126-5072
NSN 6645-01-121-6952
NSN 6685-01-197-7064
NSN 6145-01-089-8616
NSN 6685-01-114-9919
NSN 5985-00-007-9723
NSN 5960-01-512-0233
NSN 5990-00-934-3145
NSN 6220-00-186-8565
NSN 5990-01-251-7313