8431 - Parts suitable for use solely or principally with the machinery of headings 8425 to 8430:

Sub-classifications

Commodity Code

Description

8431 1000

Of machinery of heading 8425
- 8431 1000 10
  
  Of machinery of subheading 8425.11 or 8425.19 🖩
- 8431 1000 90
  
  Other 🖩
8431 2000 00

Of machinery of heading 8427 🖩
Of machinery of heading 8428:
- 8431 3100
  
  Of passenger or freight elevators other than continuous action, skip hoists or escalators
  - 8431 3100 20
    
    Of skip hoists 🖩
  - 8431 3100 40
    
    Of escalators 🖩
  - 8431 3100 60
    
    Other 🖩
- 8431 3900
  
  Other
  - 8431 3900 10
    
    Of elevators and conveyors 🖩
  - Other:
    
    8431 3900 50
    
    Of oil and gas field machinery 🖩
    
    8431 3900 70
    
    Of the woodland log handling equipment of statistical reporting number 8428.90.0310 🖩
    
    8431 3900 80
    
    Other 🖩
Of machinery of heading 8426, 8429 or 8430:
- 8431 4100
  
  Buckets, shovels, grabs and grips
  - 8431 4100 20
    
    Shovel attachments 🖩
  - 8431 4100 40
    
    Clamshell (grappler) attachments 🖩
  - 8431 4100 60
    
    Dragline buckets 🖩
  - 8431 4100 80
    
    Other 🖩
- 8431 4200 00
  
  Bulldozer or angledozer blades 🖩
- 8431 43
  
  Parts for boring or sinking machinery of subheading 8430.41 or 8430.49:
  - 8431 4340 00
    
    Of offshore oil and natural gas drilling and production platforms 🖩
  - 8431 4380
    
    Other
    
    Of oil and gas field machinery:
    
    8431 4380 20
    
    Tool joints, whether or not forged 🖩
    
    8431 4380 40
    
    Drill pipe fitted with tool joints 🖩
    
    8431 4380 60
    
    Other 🖩
    
    8431 4380 90
    
    Of other boring or sinking machinery 🖩
- 8431 49
  
  Other:
  - 8431 4910
    
    Of machinery of heading 8426
    
    8431 4910 10
    
    Of machinery of subheadings 8426.11, 8426.19 and 8426.30 🖩
    
    8431 4910 60
    
    Of mobile lifting frames, straddle carriers and works trucks fitted with a crane 🖩
    
    8431 4910 90
    
    Other 🖩
  - 8431 4990
    
    Other
    
    Attachments for mounting on machinery:
    
    8431 4990 05
    
    Backhoe attachments 🖩
    
    8431 4990 10
    
    Front-end loader attachments 🖩
    
    8431 4990 15
    
    Rippers and rooters 🖩
    
    8431 4990 20
    
    Other 🖩
    
    Other:
    
    Parts of coal or rock cutters and tunneling machinery:
    
    8431 4990 25
    
    Cast axle housings 🖩
    
    8431 4990 30
    
    Other 🖩
    
    Parts of backhoes, shovels, clamshells and draglines:
    
    8431 4990 35
    
    Cast axle housings 🖩
    
    Other:
    
    8431 4990 36
    
    Road wheels 🖩
    
    8431 4990 38
    
    Wheel and tire assemblies 🖩
    
    8431 4990 44
    
    Other 🖩
    
    Other:
    
    8431 4990 45
    
    Scraper bowls for scrapers of subheadings 8429.30 and 8430.69.01 🖩
    
    8431 4990 50
    
    Track links 🖩
    
    8431 4990 55
    
    Cast axle housings 🖩
    
    Other:
    
    8431 4990 81
    
    Steel forgings 🖩
    
    Other:
    
    8431 4990 84
    
    Road wheels 🖩
    
    8431 4990 90
    
    Wheel and tire assemblies 🖩
    
    8431 4990 95
    
    Other 🖩

Overview

Heading 8431 encompasses essential parts and components specifically designed for use with the broad range of machinery classified under headings 8425 through 8430. This includes a vast array of machinery such as winches, hoists, cranes, lifting machinery, earth-moving equipment, and road construction machinery. The critical criterion for classification within 8431 is that the part must be suitable for use *solely or principally* with one of these specified machines, distinguishing it from general-purpose mechanical parts that might be used across multiple types of machinery or industries.

Unlike sibling categories that may cover finished machinery or other distinct product groups (e.g., live animals in Chapter 01), heading 8431 focuses exclusively on components. The specific nature of these parts can range from gears, bearings, and hydraulic systems to specialized structural elements and control mechanisms, all engineered for the particular operational demands of the machinery they serve.

The subcategories within 8431 further refine classification based on the specific parent machinery heading. For instance, parts for machinery of heading 8425, such as lifting and hoisting equipment, are distinguished from parts designed for machinery under headings 8426, 8429, or 8430, which typically cover more specialized equipment like ships' derricks, civil engineering machinery, or harvesting machinery. This detailed breakdown ensures precise classification according to the intended application and design of the component part.

Frequently Asked Questions

›What is HTS code 8431?

HTS code 8431 covers Parts suitable for use solely or principally with the machinery of headings 8425 to 8430: under the US Harmonized Tariff Schedule. It falls under Chapter 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof.

›What products are classified under 8431?

This classification covers Parts suitable for use solely or principally with the machinery of headings 8425 to 8430:. It falls under Chapter 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof.

›How many HTS codes are under 8431?

There are 4 direct subcategories under this classification.

›What are the subcategories under 8431?

This category contains 4 subcategories: Of machinery of heading 8425, Of machinery of heading 8427, Of machinery of heading 8428:, Of machinery of heading 8426, 8429 or 8430:.

Go up to Chapter 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

8431 - Parts suitable for use solely or principally with the machinery of headings 8425 to 8430:

Sub-classifications

Overview

Frequently Asked Questions

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