FIELD: machine building.
SUBSTANCE: invention relates to a fixing element for connected parts. Fixing element for connected parts comprises a spindle formed by a cylindrical shaft and an end portion. Spindle is a metal part whose surface is at least partially treated by electrolytic oxidation and a lubricating coating is applied to the portion of the cylindrical shaft. Cylindrical shaft comprises first bands elongated towards the length of cylindrical shaft, the surface of which is treated by electrolytic oxidation, and second bands elongated towards the length of the cylindrical shaft, on which a lubricating coating is applied, wherein number of first bands is three and the number of second bands is three.
EFFECT: invention is aimed at increasing the electrical continuity of connected parts.
9 cl, 10 dwg
