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 6650-01-145-9570
NSN 6240-01-436-2832
NSN 5990-01-633-9503
NSN 6685-01-613-2218
NSN 6610-00-144-7036
NSN 7035-01-633-9537
NSN 5920-01-291-4056
NSN 5960-00-011-3584
NSN 5965-01-112-5518
NSN 5895-01-345-3680
NSN 5990-01-443-2931
NSN 5998-01-294-7448