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 5905-00-111-1684
NSN 4140-01-510-9642
NSN 5975-00-522-2711
NSN 5920-00-021-3697
NSN 5965-01-284-5076
NSN 5935-01-316-2553
NSN 5920-00-405-8469
NSN 5990-00-249-7887
NSN 6685-00-100-4753
NSN 5915-01-104-4977
NSN 5855-01-034-3845
NSN 5998-00-001-7605