Parts
Bookbinding machinery, including book-sewing machines, and parts thereof: > Parts
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 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 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(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Products classified under HTS 8440.90.00.00
Bookbinding Machine Control Panel
Touchscreen control panels with PLC interfaces customized for bookbinding machine operations like speed and glue temp control. Falls under HTS 8440.90.00.00 as electrical parts of bookbinding machinery.
Joint Forming Plow Blade
Angled plow blades for creating hinge joints in hardcover book covers during casing-in. Precision parts of bookbinding machinery under HTS 8440.90.00.00, ensuring proper spine flex.
Signature Separator Finger Assembly
Spring-loaded finger mechanisms for separating folded signatures in book gathering machines. Essential parts classified under HTS 8440.90.00.00 for preventing nesting during book assembly.
Book Sewing Machine Needle
High-precision steel needles designed specifically for industrial book-sewing machines used in binding operations. These parts penetrate paper stacks to create stitches for secure book assembly, falling under HTS 8440.90.00.00 as essential components of bookbinding machinery.
Bookbinding Guillotine Blade
Hardened steel blades for guillotine cutters in bookbinding lines, used to trim book edges precisely after folding and gathering. Classified as parts of bookbinding machinery under HTS 8440.90.00.00 due to their specialized design for paper cutting in binding processes.
Perfect Binder Glue Pot Assembly
Heated glue pot units with temperature controls for applying hot-melt adhesive in perfect binding machines. These assemblies are integral parts of bookbinding equipment, classified under HTS 8440.90.00.00 for their role in spine gluing operations.
Book Gathering Conveyor Chain
Specialized roller chains for signature gathering conveyors in bookbinding lines, transporting paper signatures to folding stations. Falls under HTS 8440.90.00.00 as proprietary parts engineered for bookbinding machinery transport systems.
Spine Milling Cutter Head
Rotary cutter heads with carbide inserts for notching book block spines prior to gluing in perfect binders. Classified under HTS 8440.90.00.00 as precision parts dedicated to bookbinding preparation processes.
Book Press Hydraulic Cylinder
Custom hydraulic cylinders for clamping book blocks during nipping in bookbinding presses. These are parts of bookbinding machinery under HTS 8440.90.00.00, optimized for paper compression forces.
Folding Machine Roller Assembly
Rubber-coated steel roller sets for buckle folding machines in bookbinding signature folding. Classified as parts under HTS 8440.90.00.00 for their role in precise paper folding operations.
Case Making Machine Glue Roller
Precision glue applicator rollers for hardcover case making machines, metering adhesive onto cover boards. Falls under HTS 8440.90.00.00 as specialized parts of bookbinding case-making equipment.
End Paper Feeder Mechanism
Vacuum suction feeder assemblies for loading end sheets into casing-in machines during bookbinding. Classified under HTS 8440.90.00.00 as component parts of automated bookbinding systems.
Book Block Clamping Jaw Set
Adjustable aluminum jaws for securing book blocks in various binding stations like milling and gluing. These sets are parts of bookbinding machinery per HTS 8440.90.00.00, designed for paper grip without marking.
Cover Creasing Wheel Kit
Engraved steel wheels for scoring hardcover covers in joint forming operations of bookbinding machines. Classified under HTS 8440.90.00.00 for their precision role in case preparation.
Nipping Press Platen
Heated steel platens for compressing book blocks post-gluing in perfect binding nipping presses. Parts of bookbinding machinery under HTS 8440.90.00.00, with uniform heat distribution for spine formation.