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 6620-01-478-7549
NSN 5935-01-336-9621
NSN 5915-01-591-7452
NSN 5950-00-340-1610
NSN 2925-01-037-5383
NSN 5990-00-985-1334
NSN 5998-01-319-0220
NSN 7035-01-604-0226
NSN 6240-00-624-8440
NSN 5895-01-560-7870
NSN 5965-00-139-4870
NSN 5945-00-106-1442