33540 - Aluminum extruded products (Miscellaneous)
33541 - Aluminum Extruded rod, Bar & other Extruded shapes
3354115 - - Aluminum Extruded rod & Bar: Alloys, other than 2000 & 7000 series
3354118 - - Aluminum Extruded rod & Bar: Alloys in 2000 & 7000 series
3354125 - - Aluminum: other Extruded shapes, except tube: Alloys, other than 2000 & 7000 series
3354128 - - Aluminum: other Extruded shapes, except tube: Alloys in 2000 & 7000 series
3354199 - - Aluminum Extruded rod, Bar & other Extruded shapes (Miscellaneous)
33542 - Aluminum extruded & Drawn tube
3354251 - - Aluminum tube & other Extruded & Drawn products: Extruded
3354253 - - Aluminum tube & other Extruded & Drawn products: Drawn
3354261 - - Extruded & Drawn aluminum tube, Alloys other than 2000 & 7000 series
3354263 - - Extruded & Drawn aluminum tube, Alloys in 2000 & 7000 series
3354299 - - Aluminum extruded & Drawn tube (Miscellaneous)
3354XX0 - - Aluminum extruded products (Miscellaneous - Volume)
3354XX2 - - Aluminum extruded products (Miscellaneous - Speciality)