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 6620-00-313-9237
NSN 2925-01-251-9529
NSN 5985-00-273-6837
NSN 6130-00-087-2577
NSN 5935-01-361-9849
NSN 6685-00-336-3135
NSN 5905-00-202-0998
NSN 5855-00-004-0904
NSN 6685-00-540-8929
NSN 5905-01-442-3168
NSN 5905-01-199-1312
NSN 6620-01-050-2866