# HS code 4010.35: Transmission belts or belting, endless synchronous belts, of an outside circumference exceeding 60cm but not exceeding 150cm > HS code 4010.35 covers transmission belts or belting, endless synchronous belts, of an outside circumference exceeding 60cm but not exceeding 150cm. It sits in heading 40.10 (conveyor or transmission belts or belting, of vulcanised rubber) in chapter 40 (rubber and articles thereof). Other goods of heading 40.10 are classified under 4010.11 (conveyor belts or belting, reinforced only with metal), 4010.12 (conveyor belts or belting, reinforced only with textile materials), 4010.19 (conveyor belts or belting, other), 4010.31 (transmission belts or belting, endless transmission belts of trapezoidal cross-section (V-belts), V-ribbed, of an outside circumference exceeding 60 cm but not exceeding 180 cm) or 5 others. National tariff lines under 4010.35 are live on border.bot for the United States (5 lines, also used by 1 other country). Source: https://border.bot/hs-codes/401035 Last updated: 11 October 2026 [HS codes](https://border.bot/hs-codes) / [Chapter 40](https://border.bot/hs-codes/40) / [40.10](https://border.bot/hs-codes/4010) / [4010.35](https://border.bot/hs-codes/401035) ## Key facts - HS code: 4010.35 - Covers: Transmission belts or belting, endless synchronous belts, of an outside circumference exceeding 60cm but not exceeding 150cm - Heading: [40.10: Conveyor or transmission belts or belting, of vulcanised rubber](https://border.bot/hs-codes/4010) - Chapter: [40: Rubber and articles thereof](https://border.bot/hs-codes/40) - Edition: HS2022 - Duty in the United States: [See its 5 lines](https://border.bot/countries/united-states/hs-codes/401035) ## What this code covers HS code 4010.35 covers transmission belts or belting, endless synchronous belts, of an outside circumference exceeding 60cm but not exceeding 150cm. The legal text of the subheading is “Transmission belts or belting: Endless synchronous belts, of an outside circumference exceeding 60cm but not exceeding 150cm”, read under “Transmission belts or belting”, in HS2022. ## What it doesn’t cover Other goods of heading 40.10 are classified under 4010.11 (conveyor belts or belting, reinforced only with metal), 4010.12 (conveyor belts or belting, reinforced only with textile materials), 4010.19 (conveyor belts or belting, other), 4010.31 (transmission belts or belting, endless transmission belts of trapezoidal cross-section (V-belts), V-ribbed, of an outside circumference exceeding 60 cm but not exceeding 180 cm) or 5 others. - [4010.11](https://border.bot/hs-codes/401011) Conveyor belts or belting: Reinforced only with metal - [4010.12](https://border.bot/hs-codes/401012) Conveyor belts or belting: Reinforced only with textile materials - [4010.19](https://border.bot/hs-codes/401019) Conveyor belts or belting: Other - [4010.31](https://border.bot/hs-codes/401031) Transmission belts or belting: Endless transmission belts of trapezoidal cross-section (V-belts), V-ribbed, of an outside circumference exceeding 60 cm but not exceeding 180 cm - [4010.32](https://border.bot/hs-codes/401032) Transmission belts or belting: Endless transmission belts of trapezoidal cross-section (V-belts), other than V-ribbed, of an outside circumference exceeding 60 cm but not exceeding 180 cm - [4010.33](https://border.bot/hs-codes/401033) Transmission belts or belting: Endless transmission belts of trapezoidal cross-section (V-belts), V-ribbed, of an outside circumference exceeding 180 cm but not exceeding 240 cm - [4010.34](https://border.bot/hs-codes/401034) Transmission belts or belting: Endless transmission belts of trapezoidal cross-section (V-belts), other than V-ribbed, of an outside circumference exceeding 180 cm but not exceeding 240 cm - [4010.36](https://border.bot/hs-codes/401036) Transmission belts or belting: Endless synchronous belts, of an outside circumference exceeding 150cm but not exceeding 198cm - [4010.39](https://border.bot/hs-codes/401039) Transmission belts or belting: Other ## How it is structured 4010.35 is a six-digit subheading. Its first two digits, 40, are the chapter; the first four, 4010, are heading 40.10; the last two, 35, identify the subheading within the heading. Countries add their own digits after these six for their national tariff lines. - Chapter 40: Rubber and articles thereof - Heading 40.10: Conveyor or transmission belts or belting, of vulcanised rubber - Within the heading: Transmission belts or belting - Subheading 4010.35: Endless synchronous belts, of an outside circumference exceeding 60cm but not exceeding 150cm ## In other countries National tariff lines under 4010.35 are live on border.bot for the United States (5 lines, also used by 1 other country). - [United States](https://border.bot/countries/united-states/hs-codes/401035): 5 lines, used by 1 other country - Previous subheading: [4010.34](https://border.bot/hs-codes/401034) Transmission belts or belting: Endless transmission belts of trapezoidal cross-section (V-belts), other than V-ribbed, of an outside circumference exceeding 180 cm but not exceeding 240 cm - Next subheading: [4010.36](https://border.bot/hs-codes/401036) Transmission belts or belting: Endless synchronous belts, of an outside circumference exceeding 150cm but not exceeding 198cm ## Frequently asked questions ### What does HS code 4010.35 cover? HS code 4010.35 covers transmission belts or belting, endless synchronous belts, of an outside circumference exceeding 60cm but not exceeding 150cm. ### Which heading and chapter is HS code 4010.35 in? HS code 4010.35 is in heading 40.10 (conveyor or transmission belts or belting, of vulcanised rubber) in chapter 40 (rubber and articles thereof). ### Where are goods of heading 40.10 classified when 4010.35 doesn’t fit? Other goods of heading 40.10 are classified under 4010.11 (conveyor belts or belting, reinforced only with metal), 4010.12 (conveyor belts or belting, reinforced only with textile materials), 4010.19 (conveyor belts or belting, other), 4010.31 (transmission belts or belting, endless transmission belts of trapezoidal cross-section (V-belts), V-ribbed, of an outside circumference exceeding 60 cm but not exceeding 180 cm) or 5 others. ### Which countries’ tariffs list national lines under HS code 4010.35? National tariff lines under 4010.35 are live on border.bot for the United States (5 lines, also used by 1 other country). ## Sources and updates The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026. This page was last updated on 11 October 2026. Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling. Machine-readable: https://border.bot/hs-codes/401035.json