siekmann fasteners Germany siekmann models siekmann prices

siekmann fasteners are installed in shaft grooves or bore grooves of machines and equipment, preventing lateral movement of components on the shaft or in the bore. Fixation of shaft-mounted components is divided into axial and circumferential fixation. Methods for axial fixation include: fixation using shaft shoulders or collars, shaft end retaining rings or conical surfaces, sleeves, round nuts, and elastic retaining rings. Retaining rings primarily serve axial fixation; fixation using a conical surface with a retaining ring offers high centering accuracy. The retaining ring of a rolling bearing acts as a movable flange to guide rollers, facilitating