Other
Parts and accessories suitable for use solely or principally with the machines of headings 8456 to 8465, including work or tool holders, self-opening dieheads, dividing heads and other special attachments for the machines; tool holders for any type of tool for working in the hand: > Work holders: > For machine tools used in cutting gears > Other
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 8466.20.10.90
Gear Shaping Fixture Plate
A fixture plate with precision-machined T-slots and location holes for mounting gear blanks in shaping machines. Ensures repeatable positioning for accurate gear tooth profiles. HTS 8466.20.10.90 classification as work holder for gear shaping tools.
Gear Hob Arbor Support
Steady rest support for long gear blanks on hobbing arbors, preventing deflection during deep tooth cutting. Pneumatic or mechanical actuation with micrometer adjustment. HTS 8466.20.10.90 gear cutting work holder.
Rack Gear Work Pallet
Indexing pallet system for straight rack gear blanks with linear positioning stops for precise tooth spacing during shaping or broaching. Modular design for different rack lengths. HTS 8466.20.10.90 classification.
Internal Gear Centering Mandrel
Expanding mandrel with taper lock for precise centering of internal gear ring blanks during shaping or skiving operations. Self-centering design prevents bore distortion. Gear cutting work holder HTS 8466.20.10.90.
Cluster Gear Family Fixture
Multi-station fixture for simultaneous cutting of compound cluster gear families. Independent clamps with phase adjustment for proper mesh alignment. Specialized work holder HTS 8466.20.10.90.
Gear Blank Quick-Change Base
Quick-change work holder base with Hirth ring coupling for sub-1-minute gear blank exchanges on hobbing centers. Repeatability <0.0001". Designed for high-volume gear production. HTS 8466.20.10.90.
Skew Gear Work Holder
Tilting work holder with skew angle compensation for non-parallel axis gears. Features 2-axis adjustment (±15°) for crossed helical gear generation. Precision work holder HTS 8466.20.10.90.
Powder Metal Gear Compact Holder
Porosity-compensating work holder for green-state powder metal gear compacts. Features compliant clamping to prevent cracking during green machining. Specialized for PM gear cutting, HTS 8466.20.10.90.
Large Module Gear Tombstone
Heavy-duty tombstone fixture for extra-large module gears (Module 20+). Multi-face design with integral coolant and chip evacuation for roughing operations. HTS 8466.20.10.90 gear cutting work holder.
Gear Blank Clamping Vise
A precision vise designed to securely hold gear blanks during hobbing or shaping operations on gear-cutting machine tools. It features adjustable jaws and quick-release mechanisms for efficient workpiece positioning. Classified under HTS 8466.20.10.90 as a work holder specifically for gear-cutting machines.
Hobbing Machine Tailstock Center
A live center tailstock assembly that supports the opposite end of gear blanks during hobbing to prevent deflection and ensure concentricity. It rotates with the workpiece and is calibrated for high-precision gear cutting. Falls under HTS 8466.20.10.90 as a specialized work holder for gear hobbing machines.
Spline Milling Work Arbor
Precision ground arbor with expandable collets for holding spline blanks during milling operations on gear-cutting machines. Provides exact concentricity for involute spline production. Classified HTS 8466.20.10.90 as gear-cutting work holder.
Bevel Gear Chuck Adapter
Adapter plate with angular indexing for mounting bevel gear blanks in generating machines. Features hardened inserts and coolant channels optimized for bevel cutting. HTS 8466.20.10.90 as work holder for bevel gear machines.
Worm Gear Indexing Fixture
Fixture with helical lead adjustment for precise positioning of worm gear blanks during hobbing. Compensates for worm helix angle during multi-start cutting. Classified under 8466.20.10.90 for gear cutting work holders.
Helical Gear Clamping Jaws
Specialized soft jaws with helical gear blank contour grooves for secure, distortion-free clamping in gear cutting. Heat-treated for long wear life. Classified HTS 8466.20.10.90 as gear machine work holders.