Cast axle housings
Parts suitable for use solely or principally with the machinery of headings 8425 to 8430: > Of machinery of heading 8426, 8429 or 8430: > Other: > Other > Other: > Parts of coal or rock cutters and tunneling machinery: > Cast axle housings
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 8431.49.90.25
Cast Iron Axle Housing for Tunneling Roadheader
This cast axle housing is a precision-engineered component designed specifically for roadheader machines used in underground tunneling operations. It houses the axles that support the crawler tracks or wheels, providing structural integrity under heavy loads and harsh conditions. Classified under HTS 8431.49.90.25 as it is a cast part solely for coal or rock cutters and tunneling machinery of heading 8430.
Ductile Iron Axle Housing for Coal Cutter Loader
A ductile cast iron axle housing tailored for shearer loaders in underground coal mining, supporting the drive axles on tracked undercarriages. It withstands abrasive environments and high torque from cutting operations. Falls under HTS 8431.49.90.25 due to its principal use with coal cutters of heading 8430.
Steel Cast Axle Housing for Tunnel Boring Machine
This heavy-duty cast steel axle housing is used in the undercarriage of tunnel boring machines (TBMs) for subway and infrastructure projects. It encases axles for the rotating cutter head drive system, enduring extreme pressures. HTS 8431.49.90.25 applies as a cast part principally for tunneling machinery of heading 8430.
Alloy Cast Axle Housing for Rock Tunnel Excavator
Cast alloy axle housing for continuous miner excavators in hard rock tunneling, featuring enhanced wear resistance for axle support in rough terrain. Designed solely for rock cutting machinery. Classified in HTS 8431.49.90.25 for parts of coal or rock cutters and tunneling equipment.
Heavy-Duty Cast Axle Housing for Longwall Coal Shearer
Robust cast axle housing for the tracked chassis of longwall shearer drums in coal mines, supporting high-load axles during continuous cutting. Essential for maintaining alignment in narrow seams. HTS 8431.49.90.25 covers cast axle housings for such coal cutting machinery.
Precision Cast Axle Housing for Boom-Type Roadheader
Precision cast axle housing for the boom swing axles in partial-face roadheader tunneling machines, optimized for vibration damping. Used in metro tunnel construction. Fits HTS 8431.49.90.25 as cast parts for rock cutters and tunneling machinery.