Bearings, as parts of machines and machinery; industrial bearings for machines and machinery; industrial, machine and machinery bearings, sold individually and in quantity; industrial, machine and machinery bearings, namely, ball bearings; industrial, machine and machinery bearings, namely, cam followers; industrial, machine and machinery bearings, namely, cartridge units; industrial, machine and machinery bearings, namely, combination bearings; industrial, machine and machinery bearings, namely, linear bearings; industrial, machine and machinery bearings, namely, plain bearings; industrial, machine and machinery bearings, namely, rod end bearings; industrial, machine and machinery bearings, namely, roller bearings; industrial, machine and machinery bearings, namely, slewing ring bearings; industrial, machine and machinery bearings, namely, taper roller bearings; parts and accessories for fitting and lubrication of industrial, machine and machinery bearings, namely, adapters for bearings, end plugs for bearings, housings for bearings, hydraulic nuts for bearings, spacers for bearings, collars for bearings, lock nuts for bearings, lock plates for bearings, lock washers for bearings, machine tools in the nature of mounting tools for bearings, plummer blocks for bearings, removal sleeves for bearings, seal rings for bearings, stabilizing rings for bearings; installation kits for bearings comprised of the foregoing items in various combinations, namely, bearings, cartridge units for bearings, lock nuts for bearings; mechanical seals; parts and accessories for fitting and lubrication of industrial, machine and machinery bearings, namely, seals for bearings; seal installation kits for bearings comprised of seal rings for bearings, stabilizing rings for bearings; machine parts in the nature of mounted units, namely, flange bearings. machine parts in the nature of mounted units, namely, hanger bearings; machine parts in the nature of mounted units, namely, pillow block bearings; machine parts in the nature of mounted units, namely, takeup bearings; belts for industrial machines and machinery, namely, power transmission belts, timing belts, conveyor belts, belts for machines; bushings for industrial machines and machinery; roller chain for industrial machines and machinery; clutches for machines and machinery; couplings for machines and machinery; electric motors for machines and machinery; gear reducers for machines and machinery; gear motors for machines and machinery; sheaves for machines and machinery, namely, QD sheaves for machines and machinery, taperlock sheaves for machines and machinery, variable pitch sheaves for machines and machinery; sprockets for machines and machinery