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 5930-01-545-3139
NSN 5950-01-479-6595
NSN 6130-00-532-6861
NSN 5999-01-290-4496
NSN 6645-01-632-1127
NSN 5965-01-642-0879
NSN 5990-00-036-9536
NSN 5965-00-539-7778
NSN 5935-00-082-1493
NSN 5855-01-145-4903
NSN 6320-01-170-4068
NSN 5925-01-535-1318