Combine Harvester Threshing Cylinder
The threshing cylinder is a rotating drum within a combine harvester that beats harvested crops to separate grains from stalks and husks. It falls under HTS 8436.99.0070 as a part of machines for preparing crops for market by threshing and cleaning. Made typically from hardened steel for durability against abrasive crop materials.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If solely for parts harvesting without threshing function
Parts of harvesting machinery in 8431 apply if not integral to crop cleaning or market preparation processes.
If classified as aftermarket generic replacement without agricultural specificity
Unspecified machinery parts fall under 8479 if lacking features dedicated to crop preparation.
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
• Verify compatibility with specific combine models via manufacturer specs to ensure correct classification as a crop preparation part
• Provide detailed engineering drawings and end-use certificates to customs to avoid misclassification as general machinery parts
Related Products under HTS 8436.99.00.70
Grain Cart Unloading Auger
Extends to unload cleaned grain from carts post-combine. HTS 8436.99.0070 for crop handling post-prep. Telescoping steel tube.
Beet Harvester Topper Knife
Shears beet tops before lifting roots for cleaning/market. Part of HTS 8436.99.0070 crop prep. Curved hardened steel.
Rice Harvester Straw Walker
Separates rice grains from straw via reciprocating bars in a harvester, feeding to cleaning system. Under HTS 8436.99.0070 for straw separation in crop prep machines. Wear-resistant steel bars.
Potato Harvester Cleaning Chain
Elevator chain with rods shakes soil from potatoes post-digging for market grading. HTS 8436.99.0070 part for tuber cleaning machines. Plastic rods prevent bruising.
Hay Conditioner Crimper Roller
Crimps hay stems to speed drying for baling/market. Under HTS 8436.99.0070 for crop conditioning parts. Rubber or steel fluted rollers.
Tomato Harvester Sorting Web
Flexible web sorts vines from fruit in harvesters for processing. HTS 8436.99.0070 for crop sorting prep. Nylon mesh construction.