This Sub-class includes manufacture of: •ball and/or roller bearings and/or parts thereof •mechanical power transmission equipment: - transmission shafts and/or cranks: camshafts, crankshafts, cranks, etc. - bearing housings and/or plain shaft bearings
•manufacture of other chain, see 25999 •manufacture of (electromagnetic) clutches, see 29300 •manufacture of sub-assemblies of power transmission equipment identifiable as parts of vehicles, ships or aircraft, see Divisions 29 and 30