33640 - Nonferrous die-castings, except aluminum
3364011 - - Copper & Copper-base alloy die-castings (incl Bearings & Bushings)
3364021 - - Zinc & Zinc-base alloy die-castings
3364031 - - Magnesium & Magnesium-base alloy die-castings
3364041 - - Lead & Lead-base alloy die-castings
3364051 - - Other Nonferrous metal die-castings, except aluminum
3364XX0 - - Nonferrous die-castings, except aluminum (Miscellaneous)
3364XX2 - - Nonferrous die-castings, except aluminum (Miscellaneous : Speciality )