Machine fly-wheels; power transmissions and gearing, machine elements not for land vehicles; power transmission belts for machines; shafts, axles or spindles, machine elements other than land vehicles; bearings being parts of machines; shaft couplings being parts of machines; bearings, machine elements not for land vehicles; starter motors; AC motors and DC motors not including those for land vehicles but including "parts" for any AC motors and DC motors; AC generators alternators; DC generat...