Section XVI — Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles
Chapter 84 — Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof
Heading 8403 — Central heating boilers other than those of heading 84.02.
Subheading 8403.90 — Parts
HS code
8403.90.00 Parts of boilers for central heating
Last Verified Date - 1 October 2026
Common commodities
Boiler panel for central heating unitsHeat exchanger coil for 8403 boilersCombustion chamber lining componentsBoiler flue connectors (central heating)Specialized boiler tubing (kW or BTU/h)Control boards specific to central heating boilersRefractory components for combustion chambersProprietary pressure relief valves for heating boilersCentral heating boiler internal headersTailored boiler jackets for energy efficiency