Brass Hydraulic Fitting for Rock Cutter

Brass hydraulic connector fitting exclusively for hydraulic systems in rock cutting and tunneling machinery of heading 8430. Offers excellent corrosion resistance and pressure handling in abrasive environments. HTS 8431.49.90.32 applies due to copper alloy construction and dedicated use.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7307.99.50Higher: 39.3% vs 35%

If standard pipe fittings not machine-specific

General tube/pipe fittings of copper alloys classify under Chapter 73 iron/steel equiv.

8431.49.10Same rate: 35%

If cast iron construction instead of copper

Cast iron parts for the same machinery have prioritized classification.

4009.42.00Lower: 20% vs 35%

If rubber hoses with copper fittings sold as set

Tubular rubber products with metal fittings classify by predominant material.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Pair with hydraulic system diagrams proving sole use in 8430 equipment

Watch for undervaluation pitfalls; declare full alloy value accurately

Comply with pressure vessel regs if fittings exceed certain specs

Related Products under HTS 8431.49.90.32

Copper Alloy Cutting Tip for Rock Cutter

A replaceable cutting tip made of copper alloy designed for use on rock cutting machinery in heading 8430. It provides enhanced wear resistance and heat dissipation during excavation operations. Classified under 8431.49.90.32 due to its composition of copper alloys and sole use as a part for rock cutters.

Bronze Wear Plate for Tunnel Boring Machine

A bronze wear plate used in tunnel boring machines (heading 8430) to reduce friction and protect structural components during tunneling. Its copper alloy construction offers superior corrosion resistance in harsh underground environments. Falls under HTS 8431.49.90.32 as a copper alloy part for tunneling machinery.

Copper Bushing for Coal Cutter Gearbox

Precision-machined copper bushing for the gearbox of coal cutting machines under heading 8430, providing low-friction bearing surfaces. The copper alloy material ensures durability in high-vibration mining conditions. Classified in 8431.49.90.32 for copper alloy parts of coal cutters.

Phosphor Bronze Thrust Washer for Tunneler

Phosphor bronze thrust washer used in thrust bearings of tunnel boring machines (8430) to handle axial loads during operation. The alloy's self-lubricating properties suit dusty mining conditions. Fits 8431.49.90.32 as copper alloy part for tunneling machinery.

Copper Alloy Cutter Drum Segment

Segmented copper alloy insert for cutter drums on continuous mining rock cutters (8430), designed for impact and abrasion resistance. Enhances cutting efficiency in hard rock tunneling. Classified under 8431.49.90.32 for its copper alloy material and specific machinery use.

Bronze Cooling Sleeve for Coal Shearer

Bronze sleeve surrounding motor components in coal shearer machines (8430) to dissipate heat during prolonged underground operation. Copper alloy ensures thermal conductivity and strength. HTS 8431.49.90.32 for copper parts of coal cutters.