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 6105-01-163-7655
NSN 6130-01-085-2532
NSN 6620-01-348-1893
NSN 4140-01-530-1581
NSN 6685-01-473-9961
NSN 5975-00-461-7490
NSN 5990-00-674-2318
NSN 5998-01-403-2586
NSN 6150-01-099-0614
NSN 5925-00-172-5070
NSN 5930-00-525-5045
NSN 5990-01-525-2250