7 Machine parts, namely, bearing boxes, bearings, bearing assemblies and components thereof, namely, structural parts; free-wheel clutches for machines, and spindles and bearing inserts therefore; machine parts for diesel engines and gasoline engines, namely, plain bearings and rolling bearings, namely, ball bearings, roller bearings, needle roller bearings, tapered roller bearings and structural parts thereof; machine parts for electric pumps for air and liquid discharge, namely, plain bearings and rolling bearings, namely, ball bearings, roller bearings, needle roller bearings, tapered roller bearings and structural parts thereof; machine parts for machines used in the textile industry including spinning, weaving, and coloring machines, namely, plain bearings and rolling bearings, namely, ball bearings, roller bearings, needle roller bearings, tapered roller bearings and structural parts thereof; thrust needle roller bearings being machine parts, thrust spherical roller bearings being machine parts, thrust groove ball bearings being machine parts, angular contact thrust ball bearings being machine parts, thrust cylindrical roller bearings being machine pads; thin ring bearings being machine parts for motors, engines, and industrial machinery; cage guides being machine pads for motors, engines, and industrial machinery; tapered roller bearings being machine pads for motors, engines, and industrial machinery; combined axial/radial bearings being parts of machines; ball circulation guides being parts of machines; clutch plates being pads of clutches for machines; linear ball bearing guides being parts of machines; linear tables, being parts of machine motors, engines and industrial machinery; needle roller bearings guides being parts of machines; self-aligning ball bearings guides being parts of machines; self-aligning roller bearings guides being parts of machines; self-aligning roller bearings guides being parts of machines; belt tension rollers being parts of machines; deep groove and angular contact ball bearings being parts of machines; roller screw drives being parts of industrial machines; roller circulation guides being parts of machine motors, engines and industrial machinery; insert bearings and housing units being parts of industrial machines; spindle bearings being parts of industrial machines; yoke-type and stud-type track rollers being parts of industrial machines; spherical roller bearings being parts of industrial machines; four-point contact bearings being parts of industrial machines; rolling bearing components and accessories, namely, shafts being accessories for linear guides being parts of machine motors, engines and industrial machinery; cylindrical roller bearings being parts of industrial machines; components for power transmission systems for machines, namely, bearings; bearings being parts of machines for use with measuring systems; belt pulleys being parts of industrial machines; belt tension pulleys being parts of industrial machines; and tension rollers as parts of machines and engines