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 5945-01-320-1571
NSN 5895-01-061-7634
NSN 6130-00-385-1708
NSN 5905-01-414-2641
NSN 5920-01-473-5245
NSN 5990-01-239-1474
NSN 5965-01-136-3180
NSN 6685-01-362-9624
NSN 5950-01-466-3611
NSN 5915-01-357-3483
NSN 5950-01-600-1432
NSN 5990-01-440-7135