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Harmonized Tariff Schedule (2025 HTS Revision 13 (05/16/2025))

Search Key:COUPLING

Heading Duty(general) Duty(china) Article Description Compare Code
3006.70.00.00 5% Gel preparations designed to be used in human or veterinary medicine as a lubricant for parts of the body for surgical operations or physical examinations or as a coupling agent between the body and medical instruments
Other:
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7306.21.80.10 Free The duty provided in the applicable subheading + 7.5% Imported with coupling vs-3006700000
7307 Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel:
Cast fittings:
vs-7306218010
7412 Copper tube or pipe fittings (for example couplings, elbows, sleeves): vs-7307
7507 Nickel tubes, pipes and tube or pipe fittings (for example, couplings, elbows, sleeves):
Tubes and pipes:
vs-7412
7609.00.00.00 5.7% The duty provided in the applicable subheading + 7.5% Aluminum tube or pipe fittings (for example, couplings, elbows, sleeves) vs-7507
7806.00.05.00 2% The duty provided in the applicable subheading + 25% Lead tubes, pipes and tube or pipe fittings (for example, couplings, elbows, sleeves) vs-7609000000
7907.00.20.00 3% The duty provided in the applicable subheading + 25% Zinc tubes, pipes and tube or pipe fittings (for example, couplings, elbows, sleeves) vs-7806000500
8007.00.40.00 2.4% Tin tubes, pipes and tube or pipe fittings (for example, couplings, elbows, sleeves) vs-7907002000
8483 Transmission shafts (including camshafts and crankshafts) and cranks; bearing housings, housed bearings and plain shaft bearings; gears and gearing; ball or roller screws; gear boxes and other speed changers, including torque converters; flywheels and pulleys, including pulley blocks; clutches and shaft couplings (including universal joints); parts thereof: vs-8007004000
8505 Electromagnets; permanent magnets and articles intended to become permanent magnets after magnetization; electromagnetic or permanent magnet chucks, clamps and similar holding devices; electromagnetic couplings, clutches and brakes; electromagnetic lifting heads; parts thereof:
Permanent magnets and articles intended to become permanent magnets after magnetization:
vs-8483
8535.90.80.20 2.7% The duty provided in the applicable subheading plus 25% Terminals, electrical splices and electrical couplings vs-8505
8536.90.40.00 Free The duty provided in the applicable subheading plus 25% Terminals, electrical splices and electrical couplings; wafer probers vs-8535908020
8607.30 Hooks and other coupling devices, buffers, and parts thereof: vs-8536904000
9902.11.57 Free Industrial grade nitrocellulose, having a nitrogen content of less than 12.4 percent on a dry weight basis, damped with an alcohol content of 28 to 32 percent by weight (CAS No. 9004-70-0), presented in fiber drums each containing 85 kg, 100 kg, 110 kg or 120 kg of such nitrocellulose, certified by the importer as made from at least 50 percent cotton linter or wood pulp and as having each such drum lined with an antistatic plastic bag and equipped with a coupling for mechanical unloading (provided for in subheading 3912.20.00) vs-860730
9903.85.43 The duty provided in the applicable subheading Tube or pipe fittings of aluminum (for example, couplings, elbows, sleeves) (described in statistical reporting number 7609.00.0000) vs-99021157
7306.29.10.30 Free The duty provided in the applicable subheading + 7.5% Imported with coupling vs-99038543
7307.19.30.40 5.6% The duty provided in the applicable subheading + 25% Grooved-end fittings (including grooved couplings)
Other:
vs-7306291030
8483.60 Clutches and shaft couplings (including universal joints): vs-7307193040
8505.20.00.00 3.1% The duty provided in the applicable subheading plus 25% Electromagnetic couplings, clutches and brakes vs-848360