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 6135-00-276-7625
NSN 6645-00-124-2563
NSN 6130-01-242-9778
NSN 5950-01-041-8335
NSN 6320-00-004-9158
NSN 5905-00-043-2062
NSN 6620-00-155-2608
NSN 6685-00-714-3585
NSN 5925-00-244-0711
NSN 6135-00-377-9165
NSN 5930-01-618-8343
NSN 5965-01-233-2759