Adjustment Arm
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 8302306000 | 38.5% | CN | US | Official Doc |
| 8538908160 | 38.5% | CN | US | Official Doc |
| 8487900040 | 38.9% | CN | US | Official Doc |
| 8487900080 | 88.9% | CN | US | Official Doc |
| 8302303060 | 87.0% | CN | US | Official Doc |
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AI Analysis
π οΈ Adjustment Arm (Metal Components for Mechanical/ Electrical Use)
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
π I. Product Definition & Classification: What Exactly Is an "Adjustment Arm"?
"Adjustment Arm" (ιε±θ°ζ΄θ) is a generic term that typically refers to metallic components used to adjust position, tension, or alignment in various machinery or systems. In international trade, the correct Harmonized System (HS) Code depends entirely on the specific function, application, and electrical nature of the component. Misclassification can lead to significant tariff differences, especially under current US trade policies involving Section 301 and Section 232 tariffs.
β οΈ Key Distinction Point:
- Is it a mechanical part for general machinery? β Likely Chapter 84.
- Is it an electrical accessory for switchgear? β Likely Chapter 85.
- Is it an automotive mounting accessory? β Likely Chapter 83.
- Is it a metal fitting for doors/windows/hinges? β Likely Chapter 83.
π¦ II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
Based on the provided data, here are the five specific HS Codes associated with "Adjustment Arm" products, along with their descriptions and tax implications.
| HS Code | Product Description | Summary Application | Key Characteristic |
|---|---|---|---|
8302.30.60.00 |
Metal Adjustment Arm | Base metal fittings & similar articles | General base metal accessory; not specifically electrical or automotive |
8538.90.81.60 |
Metal Adjustment Arm | Parts of switchgear or control panels | Electrical control component; part of electrical machinery |
8487.90.00.40 |
Metal Adjustment Arm | Other mechanical parts (general) | Non-electrical mechanical part for unspecified machinery |
8487.90.00.80 |
Metal Adjustment Arm | Other mechanical parts (non-electrical) | High-Risk Classification: Specifically for non-electrical parts; subject to higher steel/aluminum/copper surcharges |
8302.30.30.60 |
Metal Adjustment Arm | Other categories of automotive fittings/accessories | High-Risk Classification: Specifically for automotive installation parts; subject to higher steel/aluminum/copper surcharges |
π Critical Insight:
- Codes8487.90.00.80and8302.30.30.60carry significantly higher total taxes (88.9% and 87.0% respectively) due to additional surcharges on steel, aluminum, and copper products (Section 232/301 combined).
- Codes8302.30.60.00and8538.90.81.60are more moderate (38.5%) as they do not trigger the full 50% metal product surcharge.
π° III. 2026 Latest Tariff Rate Breakdown (Including Surcharges)
β Applicable Country: USA (US)
β Origin: China (CN)
β Effective Time: Current rates apply (Section 301, Section 232, and IEEPA provisions)
π― 1. 8302.30.60.00 β Base Metal Fittings (General Adjustment Arm)
| Item | Content |
|---|---|
| Base Tariff | 3.5% |
| Section 301 Surcharge | 25.0% |
| Section 122 Tariff | 10.0% |
| Total Effective Tax Rate | 38.5% |
| Calculation Basis | CIF Value Γ 38.5% |
| De Minimis Exemption | β Not Eligible (Subject to Section 301 tariffs) |
| Legal Basis Path | HTSUS:8302.30.60.00 β USITC Footnote 3 (Section 301) β 122 Tariff Provision |
π Explanation:
- This code represents a general "base metal fitting."
- The total rate is a sum of the base rate (3.5%), the Section 301 additional duty (25%), and the Section 122 duty (10%).
- No additional 50% steel/aluminum surcharge applies here, making this a more cost-effective classification if the product fits the description.
π― 2. 8538.90.81.60 β Parts of Switchgear/Control Panels (Electrical Adjustment Arm)
| Item | Content |
|---|---|
| Base Tariff | 3.5% |
| Section 301 Surcharge | 25.0% |
| Section 122 Tariff | 10.0% |
| Total Effective Tax Rate | 38.5% |
| Calculation Basis | CIF Value Γ 38.5% |
| De Minimis Exemption | β Not Eligible |
| Legal Basis Path | HTSUS:8538.90.81.60 β USITC Footnote 3 (Section 301) β 122 Tariff Provision |
π Explanation:
- If the adjustment arm is used as a component in electrical switchgear or control panels, it falls under Chapter 85.
- The tax structure is identical to the general base metal fitting in this scenario: 3.5% + 25% + 10% = 38.5%.
- Crucial: Ensure the product is truly a part of electrical control systems to justify this code.
π― 3. 8487.90.00.40 β Other Mechanical Parts (General Mechanical Adjustment Arm)
| Item | Content |
|---|---|
| Base Tariff | 3.9% |
| Section 301 Surcharge | 25.0% |
| Section 122 Tariff | 10.0% |
| Total Effective Tax Rate | 38.9% |
| Calculation Basis | CIF Value Γ 38.9% |
| De Minimis Exemption | β Not Eligible |
| Legal Basis Path | HTSUS:8487.90.00.40 β USITC Footnote 3 (Section 301) β 122 Tariff Provision |
π Explanation:
- This code is for general mechanical parts not specified elsewhere in Chapter 84.
- The base tariff is slightly higher (3.9%) than base metal fittings, leading to a 38.9% total rate.
- Suitable if the arm is a generic mechanical component for industrial machinery.
π― 4. 8487.90.00.80 β Other Mechanical Parts (Non-Electrical) β οΈ HIGH TAX
| Item | Content |
|---|---|
| Base Tariff | 3.9% |
| Section 301 Surcharge | 25.0% |
| Section 122 Tariff | 10.0% |
| Steel/Aluminum/Copper Surcharge | 50.0% |
| Total Effective Tax Rate | 88.9% |
| Calculation Basis | CIF Value Γ 88.9% |
| De Minimis Exemption | β Not Eligible |
| Legal Basis Path | HTSUS:8487.90.00.80 β USITC Footnote 9903.88.01 (Section 232) β Section 301 β 122 Tariff |
π Warning:
- This code triggers the 50% additional duty on steel, aluminum, or copper products (Section 232).
- If your adjustment arm is made of steel, aluminum, or copper, and you classify it here, the total tax jumps to 88.9%.
- Avoid this classification unless absolutely necessary.
π― 5. 8302.30.30.60 β Automotive Fittings/Accessories β οΈ HIGH TAX
| Item | Content |
|---|---|
| Base Tariff | 2.0% |
| Section 301 Surcharge | 25.0% |
| Section 122 Tariff | 10.0% |
| Steel/Aluminum/Copper Surcharge | 50.0% |
| Total Effective Tax Rate | 87.0% |
| Calculation Basis | CIF Value Γ 87.0% |
| De Minimis Exemption | β Not Eligible |
| Legal Basis Path | HTSUS:8302.30.30.60 β USITC Footnote 9903.88.01 (Section 232) β Section 301 β 122 Tariff |
π Warning:
- Even though the base tariff is low (2.0%), the 50% steel/aluminum/copper surcharge makes the total rate 87.0%.
- This code is specifically for automotive installation parts/accessories.
- Do not use this code if the part is not strictly for automotive use, and be aware of the high cost if it is.
π οΈ IV. Customs Clearance Practical Advice (Combat Pitfalls)
β 1. Preparation Checklist (All Required)
| Document | Required | Notes |
|---|---|---|
| β Product Specification Sheet | βοΈ | Must clearly define function (mechanical vs. electrical vs. automotive). |
| β Technical Drawings/Photos | βοΈ | Show material (steel/aluminum/copper) and context (is it inside a switchgear box?). |
| β Commercial Invoice | βοΈ | Must match the HS Code description exactly. |
| β Packing List | βοΈ | Ensure no mixing of different classifications in one shipment. |
| β Material Declaration | βοΈ | Explicitly state if the part contains steel, aluminum, or copper to avoid surprises at customs. |
| β Letter of Explanation | βοΈ | If using 8538.90.81.60, provide proof it is a part of switchgear/control panels. |
β 2. Declaration Tips (Key Mantras)
π₯ βFunction First, Material Second, Avoid 50% Surcharge!β
| Scenario | Correct Declaration | Wrong Action |
|---|---|---|
| General mechanical part | 8487.90.00.40 (38.9%) |
Declare as automotive part β 87.0% |
| Electrical control part | 8538.90.81.60 (38.5%) |
Declare as general fitting β Risk of audit |
| Base metal fitting | 8302.30.60.00 (38.5%) |
Declare as mechanical part with high metal content β 88.9% |
| Automotive part | 8302.30.30.60 (87.0%) |
Use if not automotive β Misdeclaration |
| Steel/Aluminum/Copper Part | Check Material! | If material triggers Section 232, ensure the base code doesn't already have the 50% surcharge unless justified. |
β 3. Special Cases Handling
| Situation | Recommendation |
|---|---|
| Part is made of Plastic + Metal | If the primary character is plastic, consider if a different HTSUS code (e.g., plastic parts) might avoid the steel/aluminum surcharge. |
| Part is for Multiple Uses | Choose the code that aligns with the primary intended use. If used in both electrical and mechanical contexts, provide evidence for the lower-tariff classification (8538.90.81.60 or 8302.30.60.00). |
| OEM Custom Parts | Provide the end-use application to the customs broker to support the chosen HS Code. |
| Avoiding 88.9%/87.0% Rates | Strategic Classification: If the product is a "base metal fitting" (Chapter 83) or "electrical part" (Chapter 85), it may avoid the Chapter 84 "other mechanical parts" classification that triggers the 50% metal surcharge. Consult a customs expert. |
π V. Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Total Tax Rate (China Origin) | Certification | Notes |
|---|---|---|---|---|
| πΊπΈ USA | 8302.30.60.00 or 8538.90.81.60 |
38.5% | FCC/CE (if electrical) | Avoid 8487.90.00.80 and 8302.30.30.60 due to 50% surcharge. |
| π¨π³ China | Varies | 5-10% | CCC (if electrical) | No Section 301/232 surcharges. |
| πͺπΊ EU | Varies | 0-2.5% | CE | No additional US-style tariffs. |
| π²π½ Mexico | Varies | 0-5% | NOM (if electrical) | USMCA benefits may apply if origin is North American. |
π Conclusion for US Imports:
- Target 38.5%: Strive to classify under8302.30.60.00(Base Metal) or8538.90.81.60(Electrical Parts).
- Avoid 87-89%: Do not use8487.90.00.80or8302.30.30.60unless you are certain of the high-cost classification. The 50% steel/aluminum/copper surcharge is a massive cost driver.
π VI. Common Mistakes & Pitfalls (Lessons Learned)
β Mistake 1: Classifying a general metal arm as 8487.90.00.80 (Other Mechanical Parts)
π Result: Unexpected 88.9% tax due to steel/aluminum/copper surcharge.
π Fix: Check if it can be classified as 8302.30.60.00 (38.5%) if it is a general fitting.
β Mistake 2: Classifying an electrical component as a general mechanical part
π Result: Customs audit, potential penalty, or higher rate if misidentified.
π Fix: Use 8538.90.81.60 for electrical control parts.
β Mistake 3: Assuming all metal parts are subject to the 50% surcharge
π Result: Overpaying taxes.
π Fix: Only 8487.90.00.80 and 8302.30.30.60 in this dataset explicitly list the 50% surcharge. Other codes (8302.30.60.00, 8538.90.81.60, 8487.90.00.40) do not include it.
β Correct Approach:
βMetal Adjustment Arm, for Use in Electrical Control Panels, Model XYZ, Material: Steelβ β Classify as
8538.90.81.60(38.5%).
βMetal Adjustment Arm, General Purpose, Base Metal Fittingβ β Classify as8302.30.60.00(38.5%).
π― VII. Conclusion: Precision Saves Money!
π― Remember the Mantra:
πΉ βFunction Dictates Code, Material Dictates Surcharge.β
πΉ β38.5% is Target, 87-89% is Trap.β
πΉ βElectrical Parts? Go 8538. Base Metal? Go 8302. Mechanical? Avoid 8487.80.80.β
π Pro Tip:
If your product is made of steel, aluminum, or copper, always double-check the HTSUS footnote for Section 232 (Steel/Aluminum) surcharges. In this dataset, two codes (8487.90.00.80 and 8302.30.30.60) explicitly include a 50% additional tariff. Avoid these if a suitable alternative (like 8302.30.60.00 or 8538.90.81.60) exists.
π£ Immediate Action:
π Contact your customs broker with product photos and material specs.
π Request a Pre-Ruling (Binding Ruling) if the product is high-value, to lock in the 38.5% rate instead of risking the 88.9% rate.
β¨ Professional Clearance Starts with Accurate Classification!
πΌ Every 50% difference in tax is a difference in profit!
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About HS Code Classification
The Harmonized System (HS) is an internationally standardized nomenclature developed by the World Customs Organization (WCO) to classify traded products. Over 200 countries use the HS system as the basis for customs tariffs, trade statistics, and import/export regulations.
Each HS code follows a hierarchical structure:
- Chapter (2 digits) β Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) β More specific grouping within the chapter
- Subheading (6 digits) β Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) β Country-specific extensions for further classification, such as US HTSUS 10-digit codes
Correct HS code classification is essential for smooth customs clearance, accurate duty payment, and compliance with trade regulations. Misclassification can lead to customs delays, overpayment of duties, or penalties.
When importing from CN to US, the applicable tariff rates may include:
- Most-Favored-Nation (MFN) rate β The standard duty rate applied to WTO members
- General rate β Applied to countries without trade agreements
- Trade remedy duties β Additional tariffs such as Section 301 (anti-dumping), Section 232 (national security), or countervailing duties
The information provided on this page is for reference purposes only. For official classification, please consult with your local customs authority or a licensed customs broker.