Bronze Dragline Boom Trunnion Bushings
Large bronze bushings for dragline boom trunnion bearings (8430). Support massive boom rotation, under 8431.49.90.39 copper dragline parts.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If crane-specific bearing housings
Trunnion end-use determines 8436 parts heading.
If copper alloy plate/sheet pre-forms
Fabrication state shifts to Chapter 74 semi-finishes.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Oversize transport permits may require additional machinery classification proof
• Bushing ID/OD tolerances OEM-matched
Related Products under HTS 8431.49.90.39
Copper Backhoe Stabilizer Bushings
Bushings of copper for backhoe outrigger/stabilizer cylinders (8430). Enhance stability during operation, 8431.49.90.39 classification.
Copper Alloy Shovel Bucket Retainer Plates
Retainer plates securing side cutters on shovel buckets (8430). Copper alloys for erosion resistance, under 8431.49.90.39.
Copper Dragline Cable Sheaves
Copper alloy sheaves for guiding hoist cables on dragline excavators of heading 8430. Critical for smooth operation in large-scale earthmoving, classified in 8431.49.90.39 due to material and machinery specificity.
Copper Excavator Arm Bushings
Precision bushings crafted from copper alloys for the pivot joints in excavator arms on heading 8430 machinery. Essential for reducing friction in backhoes and shovels, these parts are classified in 8431.49.90.39 for their copper content and dedicated use.
Copper Alloy Excavator Bucket Teeth
Durable teeth made from copper alloys designed for attachment to excavator buckets in machinery of heading 8430. These parts are used in backhoes and shovels for digging and material handling, classified under HTS 8431.49.90.39 due to their composition of copper or copper alloys and specific use with 8426, 8429, or 8430 machinery.
Copper Alloy Shovel Pin Assemblies
High-strength pin assemblies of copper alloys for connecting linkages in power shovels of heading 8430. Used principally in construction machinery like backhoes, these qualify under 8431.49.90.39 for copper composition.