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 6240-01-549-1743
NSN 2925-01-322-9780
NSN 6685-01-311-3855
NSN 6135-00-110-1981
NSN 6320-01-377-5701
NSN 5998-00-248-7472
NSN 5920-01-009-5381
NSN 6620-00-400-2950
NSN 5950-01-565-5031
NSN 5960-00-868-4628
NSN 5855-00-361-0167
NSN 5895-01-442-0657