快速连接接头
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3917400095 | 40.3% | CN | US | Official Doc |
| 7307995045 | 89.3% | CN | US | Official Doc |
| 3917400080 | 40.3% | CN | US | Official Doc |
| 7609000000 | 40.7% | CN | US | Official Doc |
| 7307199030 | 41.2% | CN | US | Official Doc |
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AI Analysis
🔌 Quick Connect Fittings (快速连接接头)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: What Exactly Are "Quick Connect Fittings"?
Quick Connect Fittings, often referred to as "Quick Couplers" or "Quick Disconnects," are mechanical devices designed to connect and disconnect fluid, gas, or pneumatic lines rapidly without tools. In international trade, their classification is highly sensitive to material composition, leading to significantly different tariff treatments.
1. Plastic Quick Connect Fittings (塑料快速接头)
- Typically made from engineering plastics (PVC, Nylon, PTFE, Polypropylene).
- Used in low-pressure applications, chemical handling, or consumer goods.
- Key Indicator: Non-metallic appearance, lightweight, often translucent or colored.
2. Metal Quick Connect Fittings (金属快速接头)
- Made from Stainless Steel (SS), Brass, Aluminum, or Copper alloys.
- Used in high-pressure industrial, automotive, or hydraulic systems.
- Key Indicator: Heavy, metallic sheen, corrosion-resistant, threaded or smooth metal bodies.
⚠️ Critical Distinction Point:
- If the fitting is Plastic → Generally falls under Chapter 39 (Plastics).
- If the fitting is Steel/Aluminum → Falls under Chapter 73 (Iron/Steel) or Chapter 76 (Aluminum).
- Material misclassification is the #1 cause of customs delays and penalties for this product.
📦 II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
Based on the provided data, here are the five most likely HS Codes for Quick Connect Fittings, categorized by material and structure:
| HS Code | Material Deduction | Product Description & Logic | Total Tax Rate (CN to US) |
|---|---|---|---|
| 3917.40.00.95 | Plastic | Quick connect fitting; accessory type; material inferred as Plastic. Matches "Other pipes/hoses" in Chapter 39. | 40.3% |
| 3917.40.00.80 | Plastic | Quick connect fitting; pipe accessory; material inferred as Plastic or Metal (but grouped with plastic "Other" attributes in this specific tariff line). Note: Often used when plastic is dominant or ambiguous. | 40.3% |
| 7609.00.00.00 | Aluminum | Quick connect fitting; pipe connection accessory; material inferred as Aluminum tube accessory. Matches aluminum pipe fittings. | 40.7% |
| 7307.19.90.30 | Steel | Quick connect fitting; shape classified as pipe fitting (straight/coupler); material inferred as Steel. | 41.2% |
| 7307.99.50.45 | Steel/Aluminum/Copper | Quick connect fitting; tube accessory category; material inferred as Metal (Steel, Al, Cu). Classified under "Other tube accessories." Note: Includes heavy surcharges for steel/aluminum/copper. | 89.3% |
🔍 Key Observation:
- Plastic fittings are taxed at ~40.3%.
- Aluminum fittings are taxed at ~40.7%.
- Steel fittings vary: Standard steel is ~41.2%, but if classified under the broader "Other tube accessories" with specific material surcharges, it jumps to 89.3%.
- Always verify the primary material before selecting the HS Code.
💰 III. 2026 Latest Tariff Rate Breakdown (Including Surcharges & Policy Add-ons)
✅ Applicable Country: United States (US)
✅ Country of Origin: China (CN)
✅ Effective Time: 2025/2026 (Current Trade Environment)
🎯 1. 3917.40.00.95 & 3917.40.00.80 —— Plastic Quick Connect Fittings
| Item | Content |
|---|---|
| Base Tariff | 5.3% (Ad Valorem) |
| Section 301 Surcharge | +25.0% (USITC Footnote 9903.88.01) |
| 122 Clause Tariff | +10.0% (Targeted Chinese imports) |
| Total Tax Rate | 40.3% |
| Tax Calculation | CIF Value × 40.3% |
| De Minimis Eligibility | ❌ Not Eligible (High value or specific exclusion applies) |
| Legal Basis Path | HTSUS:3917.40 → Section 301: 9903.88.01 → 122 Clause |
📌 Explanation:
- Plastic fittings avoid the heavier 50% steel/aluminum/copper surcharge.
- The total 40.3% is composed of Base (5.3%) + 301 (25%) + 122 Clause (10%).
- Cost Impact: Moderate. Manageable for small-to-medium enterprises.
🎯 2. 7609.00.00.00 —— Aluminum Quick Connect Fittings
| Item | Content |
|---|---|
| Base Tariff | 5.7% (Ad Valorem) |
| Section 301 Surcharge | +25.0% |
| 122 Clause Tariff | +10.0% |
| Total Tax Rate | 40.7% |
| Tax Calculation | CIF Value × 40.7% |
| De Minimis Eligibility | ❌ Not Eligible |
| Legal Basis Path | HTSUS:7609.00 → Section 301 → 122 Clause |
📌 Explanation:
- Aluminum is NOT subject to the 50% steel/copper surcharge mentioned in the 89.3% entry.
- It is taxed similarly to plastic, but with a slightly higher base rate (5.7% vs 5.3%).
- Cost Impact: Very similar to plastic, slightly higher.
🎯 3. 7307.19.90.30 —— Steel Quick Connect Fittings (Coupler/Union Type)
| Item | Content |
|---|---|
| Base Tariff | 6.2% (Ad Valorem) |
| Section 301 Surcharge | +25.0% |
| 122 Clause Tariff | +10.0% |
| Total Tax Rate | 41.2% |
| Tax Calculation | CIF Value × 41.2% |
| De Minimis Eligibility | ❌ Not Eligible |
| Legal Basis Path | HTSUS:7307.19 → Section 301 → 122 Clause |
📌 Explanation:
- This code specifically targets "Straight/Union" steel pipe fittings.
- Avoids the broader "Other" category that triggers the 50% surcharge.
- Cost Impact: Low increase over plastic/aluminum. Highly recommended for steel fittings if structure matches.
🎯 4. 7307.99.50.45 —— Metal Quick Connect Fittings (Steel, Al, Cu - "Other" Category)
| Item | Content |
|---|---|
| Base Tariff | 4.3% (Ad Valorem) |
| Section 301 Surcharge | +25.0% |
| 122 Clause Tariff | +10.0% |
| Steel/Al/Copper Surcharge | +50.0% (Specific to Steel, Aluminum, Copper products) |
| Total Tax Rate | 89.3% |
| Tax Calculation | CIF Value × 89.3% |
| De Minimis Eligibility | ❌ Not Eligible |
| Legal Basis Path | HTSUS:7307.99 → Section 301 → 122 Clause → Steel/Al/Copper 50% Surcharge |
⚠️ CRITICAL WARNING:
- This code applies if the fitting is classified under "Other tube accessories" without specific sub-heading for couplers, OR if it contains steel/aluminum/copper and triggers the 50% additional duty.
- 89.3% is a devastating tariff for low-margin goods.
- How to Avoid: Ensure your steel fittings are declared under 7307.19.90.30 (if coupler/union type) rather than the generic "Other" category.
🛠️ IV. Customs Clearance Practical Advice (Battle-Tested Pitfall Guide)
✅ 1. Preparation Checklist (Missing Documents = Delay)
| Document | Must Provide? | Explanation |
|---|---|---|
| ✅ Product Specification Sheet | ✔️ | Must clearly state Material (e.g., "PP Plastic", "304 Stainless Steel", "6061 Aluminum"). |
| ✅ Material Composition Certificate | ✔️ | Proof of alloy content for metal fittings (to avoid 50% surcharge misclassification). |
| ✅ Product Photos (Clear) | ✔️ | Show threading, connectors, and any material markings. |
| ✅ Commercial Invoice | ✔️ | Description: "Quick Connect Fitting, Plastic, for Pneumatic Use" OR "Stainless Steel Coupler". |
| ✅ Packing List | ✔️ | No mixed materials in one HS Code line if possible. |
✅ 2. Declaration Tips (Key Mantra)
🔥 "Material First, Structure Second, Avoid 'Other', Save 50%!"
| Scenario | Correct Declaration | Wrong Action |
|---|---|---|
| Plastic Fitting | HS: 3917.40.00.95 |
Declare as "Metal Fitting" → Higher tax & audit |
| Aluminum Fitting | HS: 7609.00.00.00 |
Declare as "Steel" → Wrong chapter, penalty |
| Steel Coupler/Union | HS: 7307.19.90.30 |
Declare as "Other Tube Accessory" → 89.3% Tax! |
| Mixed Kit (Plastic + Metal) | Split into separate lines | Mixed line → Customs reclassifies to highest tax |
✅ 3. Special Situations Handling
| Situation | Handling Advice |
|---|---|
| Composite Fittings (e.g., Steel Body + Plastic Insert) | Generally classified by essential character. If steel body dominates, use Steel HS Code. If plastic insert is functional core, argue for Plastic. Document thoroughly! |
| Custom OEM Fittings | Provide CAD drawings showing material thickness and composition. |
| High-Pressure Industrial Fittings | Ensure they are not classified under "Valves" (8481) unless they have specific valve functions. Quick connectors are typically accessories. |
| Small Landed Value (De Minimis) | Even if value is low, Section 301 and 122 Clause taxes often apply, so do not assume $800 exemption. Check current de minimis rules. |
🌍 V. Global Market Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff (CN Origin) | Certification Required | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 3917.40.00.95 (Plastic) |
40.3% | None | Steel/Aluminum has 50% surcharge if misclassified. |
| 🇺🇸 USA | 7609.00.00.00 (Al) |
40.7% | None | Aluminum avoids steel surcharge. |
| 🇨🇳 China | 3917.40.90.00 (Plastic) |
~5-10% | CCC (if applicable) | Lower duty for domestic consumption. |
| 🇪🇺 EU | 3917.39.00 (Plastic) |
0-2.5% | REACH/RoHS | Generally low duty, high compliance cost. |
| 🇪🇺 EU | 7307.93 (Steel) |
0-1.7% | CE/PED | Steel fittings face lower tariffs in EU than US. |
📌 Conclusion:
- USA is the most expensive market due to Section 301 + 122 Clause + Material-specific surcharges.
- Plastic and Aluminum are "safer" than Steel in the US due to avoidance of the 50% surcharge.
- Steel fittings must be precisely classified under specific sub-headings (like 7307.19) to avoid the 89.3% penalty.
📌 VI. Common Errors & Pitfalls (Blood & Tears Lessons)
❌ Error 1: Declaring Steel Fittings as "Other Tube Accessories" (7307.99.50.45)
👉 Consequence: 89.3% Tax! A 50% surcharge is added.
👉 Fix: Use 7307.19.90.30 if it’s a coupler/union type.
❌ Error 2: Mixing Plastic and Metal Parts in One Line Item
👉 Consequence: Customs may reclassify the entire lot to the higher-duty material (Steel).
👉 Fix: Separate HS Codes on the invoice.
❌ Error 3: Ambiguous Description ("Quick Connect")
👉 Consequence: Customs officer guesses the material, often defaulting to the higher-risk code.
👉 Fix: Always specify: "Plastic Quick Connect Fitting, PP Material" or "Stainless Steel Coupler, 304 SS".
✅ Correct Declaration Example:
"Quick Connect Pneumatic Fitting, Plastic Body, Nickel-Plated Brass Insert, Model QC-100" → HS 3917.40.00.95
🎯 VII. Conclusion: Precision Classification Saves Money!
🎯 Remember the Mantra:
🔹 "Plastic/Al = ~40%, Steel = ~41% (if specific), 'Other' Steel = 89%!"
🔹 "Specify Material, Avoid 'Other', Save 50% Tax!"
📌 Pro Tip:
If your product is originating from Vietnam, Mexico, or Malaysia, you may qualify for IEEPA Exemptions or FTA Zero-Tariff, reducing costs to 0-5%.
For Chinese-origin goods, pre-classification ruling is highly recommended to confirm the correct HS Code and avoid the 89.3% trap.
📣 Take Action Now:
📞 Contact a Professional Customs Broker + Provide Material Spec + Request HS Code Ruling
🚀 Ensure your Quick Connect Fittings pass US Customs smoothly, avoid 89% taxes, and maximize profit!
✨ Professional Clearance Starts with Accurate Classification!
💼 Every cent of tariff you save is pure 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) — Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) — More specific grouping within the chapter
- Subheading (6 digits) — Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) — 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 — The standard duty rate applied to WTO members
- General rate — Applied to countries without trade agreements
- Trade remedy duties — 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.