Section 07 PLASTICS AND ARTICLES THEREOF; RUBBER AND ARTICLES THEREOF 40 RUBBER AND ARTICLES THEREOF 40 10 CONVEYOR OR TRANSMISSION BELTS OR BELTING, OF VULCANIZED RUBBER. 40 10 31 ENDLESS TRANSMISSI0N BELTS V-RIBBED,OUTSIDE CIRCUM. EXCEEDING 60CM NOT 180 Commodity Code Description 40 10 31 00 ENDLESS TRANSMISSI0N BELTS V-RIBBED,OUTSIDE CIRCUM. EXCEEDING 60CM NOT 180