Parts
Furnace burners for liquid fuel, for pulverized solid fuel or for gas; mechanical stokers, including their mechanical grates, mechanical ash dischargers and similar appliances; parts thereof: > Parts
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Products classified under HTS 8416.90.00.00
Pulverized Coal Burner Nozzle
High-temperature resistant nozzle for pulverized solid fuel burners in power plants and cement kilns. Designed to atomize coal particles for optimal combustion. Falls under HTS 8416.90.00.00 as burner parts.
Mechanical Ash Discharger Screw
Helical screw conveyor for automatic ash removal from furnace bottoms. Corrosion-resistant alloy construction. Part of mechanical ash dischargers under HTS 8416.90.00.00.
Liquid Fuel Atomizing Nozzle
Precision-machined nozzle creating fine fuel spray pattern for complete combustion in oil-fired furnace burners. Replaceable wear part. Under HTS 8416.90.00.00.
Furnace Burner Refractory Tile
High-alumina refractory tile lining burner throat area exposed to extreme flame temperatures. Custom contoured for airflow. Part of HTS 8416.90.00.00.
Mechanical Stoker Feed Drive Gearbox
Heavy-duty reduction gearbox powering coal/wood feed mechanism in mechanical stokers. High torque for sticky fuels. HTS 8416.90.00.00 stoker part.
Burner Sequence Controller Housing
Die-cast aluminum enclosure protecting burner control electronics from furnace heat and vibration. Gasketed for NEMA 4X. Mechanical part under HTS 8416.90.00.00.
Gas Train Pressure Regulator Body
Heavy-duty regulator body maintaining stable gas pressure to furnace burners. Rated for high BTU industrial gases. Part of HTS 8416.90.00.00 burner systems.
Gas Furnace Burner Assembly
Complete assembly for gas-fired industrial furnaces, including nozzle, ignition system, and mounting bracket. Classified under HTS 8416.90.00.00 as a part of furnace burners for gas. Essential for efficient combustion in heating applications.
Mechanical Stoker Grate Bar
Heat-resistant cast iron grate bar for mechanical stokers in biomass and coal-fired boilers. Features air slots for combustion control. Classified as parts of mechanical stokers under HTS 8416.90.00.00.
Oil Furnace Ignition Electrode
Ceramic-insulated electrode for igniting liquid fuel in industrial oil burners. Provides spark for flame initiation. HTS 8416.90.00.00 part for liquid fuel furnace burners.
Burner Flame Sensor Assembly
UV or flame rod sensor that detects burner flame presence for safety shutdown. Integral part of gas and oil furnace burner controls. Classified under HTS 8416.90.00.00.
Dual Fuel Burner Mixing Tube
Stainless steel tube that mixes gas and air streams for efficient combustion in dual-fuel burners. Precision drilled for optimal flow. HTS 8416.90.00.00 burner part.
Low NOx Gas Burner Insert
Ceramic or metal fiber insert that creates staged combustion for reduced NOx emissions in gas burners. Retrofit for existing furnace burners. Under HTS 8416.90.00.00.
Burner Management System Mounting Bracket
Precision-machined bracket securing electronic burner controls to furnace burner housing. Vibration-resistant design. Mechanical part under HTS 8416.90.00.00.
Coal Burner Air Register
Adjustable damper assembly controlling primary and secondary air flow to pulverized coal burners. Critical for flame stability. HTS 8416.90.00.00 solid fuel burner part.