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Cast-Iron Gear Finisher C-Frame Casting

A C-frame cast-iron structure for gear finishing machines, providing open access for large workpieces during grinding. The casting is cleaned and machined only to the extent allowed, making it a part suitable for machines of headings 84.56 to 84.61. It is classified under 8466.93.10 as a C-frame casting for metalworking machinery.

Import Duty Rates by Country of Origin

Origin CountryMFN TariffSurtaxesTotal Effective Rate
🇨🇳ChinaFree—Free
🇲🇽MexicoFree—Free
🇺🇸United StatesFree—Free
🇩🇪GermanyFree—Free
🇯🇵JapanFree—Free

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8466.93.90Same rate: Free

If the C-frame is not specifically for gear finishing machines or is further worked

Other parts for machines of headings 84.56-84.61 are covered by this residual item.

7308.90.00Same rate: Free

If the C-frame is a structural component not for a specific machine

Structures and parts of structures of iron or steel are classified in Chapter 73.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Confirm the C-frame is not a structural part of a building or support structure, which would fall under Chapter 73

• Document the casting's intended machine model to support classification

• Check if the casting requires any additional fabrication that could change its tariff classification

Related Products under Tariff item 8466.93.10

Cast-Iron Bandsaw Arm Casting

A cast iron arm casting for horizontal bandsaws, machined solely for fins removal and finishing fixture locations. It supports the blade guide and tension mechanism, and is suitable for use solely or principally with machines of heading 84.61.

Cast Iron Base Casting for Surface Grinder

A rough cast iron base casting for surface grinding machines, machined only to remove sprues and add fixture holes for subsequent finishing operations. It provides a stable foundation that absorbs vibration during precision grinding, and is suitable for use solely or principally with machines of heading 84.60.

Cast-Iron Boring Mill Saddle Casting

A rough cast iron saddle casting for horizontal boring mills, cleaned only for gates and risers with locational machining. It slides along the bed to position the boring spindle, and is suitable for use solely or principally with machines of heading 84.59.

Cast-Iron CNC Lathe Bed Casting

A cast iron bed casting that is a foundational component for CNC lathes under heading 84.58, machined only to remove fins, gates, sprues, and risers for location in finishing machinery. It provides the stable base for mounting the lathe's components, and is suitable for use solely or principally with machines of heading 84.58.

Cast Iron Column Casting for Vertical Milling Machine

A rough cast iron column casting for vertical milling machines, with minimal machining solely for removing sprues/risers and adding alignment holes for finishing. This vertical support holds the spindle head and is suitable for use solely or principally with machines of heading 84.59.

Cast-Iron Crystal Grinder Headstock Casting

A cast-iron headstock casting for crystal grinders processing semiconductor boules, unfinished beyond cleaning and locational machining. It rotates the crystal for diameter grinding and is suitable for machines of headings 84.56 to 84.61. This headstock casting is classified under 8466.93.10.