Chapter 8503 — Customs Tariff Headings
Subheadings
Products classified under Tariff item 85.03
Bluetooth Speaker Woofer Motor Stator
A stator for small voice coil motors rated under 18.65 W, used to drive woofer cones in portable Bluetooth speakers. It produces bass frequencies in wireless audio devices. This product falls under tariff item 8503.00.10 as a stator for machines of heading 85.01.
8503.00.10Brushless Drone Motor Rotor
A precision rotor for brushless DC motors rated under 18.65 W, used in consumer quadcopter drones. It features permanent magnets and a shaft for high-speed rotation in aerial applications. This product falls under tariff item 8503.00.10 as a rotor for machines of heading 85.01.
8503.00.10Electric Toothbrush Rotor Assembly
A small rotor with an eccentric weight for vibration motors rated under 18.65 W in sonic electric toothbrushes. It provides oscillating motion for cleaning action in personal care devices. This product falls under tariff item 8503.00.10 as a rotor for machines of heading 85.01.
8503.00.10Massage Gun Vibration Motor Stator
A high-torque stator for percussive therapy motors rated under 18.65 W in handheld massage guns. It provides powerful oscillations for deep tissue muscle treatment. This product falls under tariff item 8503.00.10 as a stator for machines of heading 85.01.
8503.00.10Micro DC Motor Stator for Toy Car
A compact stator assembly designed for use in small DC motors rated under 18.65 W, commonly found in battery-powered toy cars. It provides the stationary magnetic field component essential for motor rotation in low-power applications. This product falls under tariff item 8503.00.10 as a stator for machines of heading 85.01.
8503.00.10Mini USB Fan Motor Stator
A stator coil assembly for low-power brushless motors in USB desk fans, rated under 18.65 W. It generates an electromagnetic field for fan blade rotation in portable cooling devices. This product falls under tariff item 8503.00.10 as a stator for machines of heading 85.01.
8503.00.10Portable Projector Cooling Fan Rotor
A rotor for miniature brushless cooling fans rated under 18.65 W in pico projectors. It maintains LED temperature during operation in compact presentation devices. This product falls under tariff item 8503.00.10 as a rotor for machines of heading 85.01.
8503.00.10RC Model Airplane Motor Rotor
A high-RPM rotor for brushless outrunner motors rated under 18.65 W in remote control model airplanes. It features strong neodymium magnets for efficient propulsion. This product falls under tariff item 8503.00.10 as a rotor for machines of heading 85.01.
8503.00.10Smart Lock Stepper Motor Rotor
A precision rotor for micro stepper motors rated under 18.65 W in electronic door locks. It provides accurate positioning for bolt actuation in smart home security systems. This product falls under tariff item 8503.00.10 as a rotor for machines of heading 85.01.
8503.00.10Smartphone Vibration Motor Stator
A miniature stator for linear resonant actuators (LRA) rated under 18.65 W providing haptic feedback in smartphones. It enables precise vibration patterns for notifications and gaming. This product falls under tariff item 8503.00.10 as a stator for machines of heading 85.01.
8503.00.90Airbus A320 Permanent Magnet Generator Stator
This is a stator core for permanent magnet generators (PMGs) used in Airbus A320 family aircraft electrical systems. It is engineered for lightweight construction and high-efficiency power conversion at altitude. As a part suitable for use solely or principally with generators of heading 85.01, it is classified under tariff item 8503.00.90.
8503.00.90Aircraft Brushless Generator Stator
This is a stator assembly for brushless DC generators used in commercial aircraft like the Boeing 737. It features high-strength laminations and windings optimized for aviation power systems. As a part suitable for use solely or principally with generators of heading 85.01, it falls under tariff item 8503.00.90.
8503.00.90Automotive Starter Motor Commutator
A precision-machined commutator for DC starter motors in passenger vehicles, enabling engine cranking through brush-armature current reversal. It is designed solely for use with brushed DC motors of heading 85.01, making it a part suitable for use principally with those machines.
8503.00.90Automotive Wiper Motor Rotor
A permanent magnet rotor with reduction gear pinion for intermittent windshield wiper motors of heading 85.01. It is a compact design for automotive under-hood installation, and is a part suitable for use solely with those motors.
8503.00.90Boeing 787 Generator Rotor Assembly
This is a precision rotor for variable frequency starter/generators (VFSG) on Boeing 787 Dreamliner aircraft. It is constructed with rare-earth magnets and a titanium shaft for high-speed aviation operation. As a part suitable for use solely or principally with generators of heading 85.01, it is classified under tariff item 8503.00.90.
8503.00.90Brushless DC Motor Rotor with Magnets
A multi-pole neodymium magnet rotor for BLDC motors in appliances of heading 85.01. It is Hall effect sensor compatible for electronic commutation, and is a part suitable for use solely with those motors.
8503.00.90Ceiling Fan Motor Rotor
A die-cast aluminum rotor for AC induction ceiling fan motors of heading 85.01. It is balanced for quiet 300 RPM operation with reversible blade pitch compatibility, and is a part suitable for use solely with those motors.
8503.00.90Collins Aerospace Aircraft Generator Stator Core
This is a laminated stator core from Collins Aerospace for integrated drive generators (IDG) in transport aircraft. It uses silicon steel construction for 400Hz efficiency. As a part suitable for use solely or principally with generators of heading 85.01, it falls under tariff item 8503.00.90.
8503.00.90Electric Drill Carbon Commutator
A carbon-copper hybrid commutator optimized for high-torque brushed motors in corded electric drills, minimizing sparking during heavy-duty operation. It is exclusively compatible with portable power tool motors of heading 85.01, qualifying as a part for those machines.
8503.00.90Electric Motor Commutator for Power Tools
A commutator designed specifically for use in brushed DC motors found in electric power tools like drills and grinders. It facilitates the transfer of electrical current between the stationary brushes and the rotating armature, and is suitable for use solely with motors of heading 85.01.
8503.00.90Elevator Traction Motor Commutator
A large-diameter commutator for high-torque DC motors in elevator traction systems, featuring multiple segments for smooth lifting operation. It is designed solely for heavy-duty industrial motors of heading 85.01, making it a part suitable for use principally with those machines.
8503.00.90GE Aviation 115kVA Generator Rotor
This is a General Electric rotor assembly for 115kVA brushless generators on widebody aircraft. It has a high-inertia design for stable power during flight maneuvers. As a part suitable for use solely or principally with generators of heading 85.01, it is classified under tariff item 8503.00.90.
8503.00.90High-Efficiency IE3 Motor Rotor
A rotor with copper bars in a die-cast aluminum cage for Premium Efficiency IE3 three-phase motors of heading 85.01. It meets energy standards with reduced losses, and is a part suitable for use solely with those motors.
8503.00.90Honeywell Aircraft Generator Rotor
This is a Honeywell OEM rotor for 90kVA aircraft generators used in regional jets like Embraer E-Jets. It features field windings and slip rings optimized for in-flight variable speed operation. As a part suitable for use solely or principally with generators of heading 85.01, it falls under tariff item 8503.00.90.
8503.00.90HVAC Blower Motor Commutator
A durable commutator for series-wound universal motors in residential HVAC blower systems, supporting variable speed climate control. It is exclusively for AC commutator motors of heading 85.01, qualifying as a part for those machines.
8503.00.90HVAC Blower Motor Stator
A PSC (Permanent Split Capacitor) motor stator with auxiliary winding for HVAC blower motors of heading 85.01. It provides multi-speed operation for air circulation systems, and is a part suitable for use solely with those motors.
8503.00.90Induction Motor Stator Core
This is a laminated steel core assembly with windings designed specifically for use in single-phase induction motors of heading 8501. It provides the stationary magnetic field essential for motor operation. As a part suitable for use solely or principally with motors of heading 85.01, it is classified under tariff item 8503.00.90.
8503.00.90Industrial Fan Motor Commutator
A heavy-duty commutator for universal brushed motors in industrial exhaust and cooling fans operating at high RPMs. It features reinforced copper segments for continuous duty in AC commutator motors of heading 85.01, making it a part for those machines.
8503.00.90Laminated Stator Core for Fan Motors
This is a laminated stator core for shaded pole induction motor stators used in household fans. It is made of thin silicon steel laminations and creates a rotating magnetic field via shading coils. As a part suitable for use solely or principally with motors of heading 85.01, it falls under tariff item 8503.00.90.
8503.00.90Leonardo Helicopter Generator Rotor
This is a compact rotor for tail rotor drive generators in Leonardo AW139 helicopters. It has a lightweight aluminum-magnet construction for rotorcraft applications. As a part suitable for use solely or principally with generators of heading 85.01, it is classified under tariff item 8503.00.90.
8503.00.90Permanent Magnet DC Motor Rotor
This is a rotor shaft with neodymium permanent magnets and commutator segments for DC motors of heading 8501. It provides a constant magnetic field for brush-commutated operation. As a part suitable for use solely or principally with motors of heading 85.01, it is classified under tariff item 8503.00.90.
8503.00.90Power Tool Motor Rotor
This is a high-RPM permanent magnet rotor for cordless drill motors of heading 8501. It has a compact design with a pre-balanced shaft for vibration-free operation. As a part suitable for use solely or principally with motors of heading 85.01, it falls under tariff item 8503.00.90.
8503.00.90Power Window Regulator Motor Commutator
A compact reversible commutator for planetary gear motors in automotive power window regulators, optimized for frequent up/down cycling. It is principally for small DC vehicle accessory motors of heading 85.01, qualifying as a part for those machines.
8503.00.90Pratt & Whitney PW4000 Generator Stator
This is a stator winding assembly for PW4000 series engine generators on Boeing 777 aircraft. It features epoxy-impregnated coils for high-altitude insulation. As a part suitable for use solely or principally with generators of heading 85.01, it falls under tariff item 8503.00.90.
8503.00.90Rolls-Royce Trent Generator Rotor
This is a rotor for accessory gearbox-driven generators on Rolls-Royce Trent series turbofan engines. It is balanced for 12,000+ RPM operation. As a part suitable for use solely or principally with generators of heading 85.01, it is classified under tariff item 8503.00.90.
8503.00.90Safran Variable Frequency Generator Stator
This is a stator for Safran variable frequency generators (VFG) used in business jets like Gulfstream G650. It is designed for frequency range conversion in aircraft power distribution. As a part suitable for use solely or principally with generators of heading 85.01, it falls under tariff item 8503.00.90.
8503.00.90Shaded Pole Motor Stator for Refrigerators
This is a shading coil stator lamination set for evaporator fan motors in household refrigerators. It is a low-power design for continuous operation. As a part suitable for use solely or principally with motors of heading 85.01, it is classified under tariff item 8503.00.90.
8503.00.90Toy Electric Motor Commutator
A miniature commutator for small brushed DC motors in battery-powered toys like RC cars and model trains. It is precision-engineered for low-voltage, high-RPM operation in fractional motors of heading 85.01, making it a part for those machines.
8503.00.90Vacuum Cleaner Brushed Motor Commutator
A compact commutator assembly for high-speed brushed DC motors in household vacuum cleaners, handling rapid segment switching for consistent suction power. It is designed solely for small DC motors of heading 85.01, qualifying as a part for those machines.
8503.00.90Window Wiper Motor Commutator
A weather-resistant commutator for reversible DC motors in automotive window lift systems, ensuring smooth glass operation in all conditions. It is tailored for permanent magnet motors common in vehicle accessories of heading 85.01, making it a part for those machines.