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 5855-00-237-4088
NSN 5930-00-731-5131
NSN 5895-00-952-2781
NSN 5905-01-529-5669
NSN 5975-01-388-2153
NSN 5935-01-098-7946
NSN 5996-00-509-8854
NSN 6240-01-573-9298
NSN 6685-00-575-4647
NSN 6685-01-558-4715
NSN 5910-00-218-1114
NSN 2925-00-573-7193