HEADING 8431
Parts suitable for use solely or principally with the machinery of headings 8425 to 8430:
Part of Chapter 84 — Nuclear Reactors, Machinery, Section XVI.
Subheadings and tariff lines
8431.10.00Of machinery of heading 8425
8431.10.00.10Of machinery of subheading 8425.11 or 8425.19
8431.10.00.90Other
8431.20.00.00Of machinery of heading 8427
8431D01Of machinery of heading 8428:
8431.31.00Of passenger or freight elevators other than continuous action, skip hoists or escalators
8431.31.00.20Of skip hoists
8431.31.00.40Of escalators
8431.31.00.60Other
8431.39.00Other
8431.39.00.10Of elevators and conveyors
8431.39.00D02Other:
8431.39.00.50Of oil and gas field machinery
8431.39.00.70Of the woodland log handling equipment of statistical reporting number 8428.90.0310
8431.39.00.80Other
8431D03Of machinery of heading 8426, 8429 or 8430:
8431.41.00Buckets, shovels, grabs and grips
8431.41.00.20Shovel attachments
8431.41.00.40Clamshell (grappler) attachments
8431.41.00.60Dragline buckets
8431.41.00.80Other
8431.42.00.00Bulldozer or angledozer blades
8431.43Parts for boring or sinking machinery of subheading 8430.41 or 8430.49:
8431.43.40.00Of offshore oil and natural gas drilling and production platforms
8431.43.80Other
8431.43.80D04Of oil and gas field machinery:
8431.43.80.20Tool joints, whether or not forged
8431.43.80.40Drill pipe fitted with tool joints
8431.43.80.60Other
8431.43.80.90Of other boring or sinking machinery
8431.49Other:
8431.49.10Of machinery of heading 8426
8431.49.10.10Of machinery of subheadings 8426.11, 8426.19 and 8426.30
8431.49.10.60Of mobile lifting frames, straddle carriers and works trucks fitted with a crane
8431.49.10D05Other:
8431.49.10.70Of copper or copper alloys
8431.49.10.80Other
8431.49.90Other
8431.49.90D06Attachments for mounting on machinery:
8431.49.90.05Backhoe attachments
8431.49.90.10Front-end loader attachments
8431.49.90.15Rippers and rooters
8431.49.90.20Other
8431.49.90D07Other:
8431.49.90D08Parts of coal or rock cutters and tunneling machinery:
8431.49.90.25Cast axle housings
8431.49.90.20D09Other:
8431.49.90.32Of copper or copper alloys
8431.49.90.34Other
8431.49.90D10Parts of backhoes, shovels, clamshells and draglines:
8431.49.90.35Cast axle housings
8431.49.90.20D11Other:
8431.49.90.36Road wheels
8431.49.90.38Wheel and tire assemblies
8431.49.90.35D12Other:
8431.49.90.39Of copper or copper alloys
8431.49.90.41Other
8431.49.90D13Other:
8431.49.90.45Scraper bowls for scrapers of subheadings 8429.30 and 8430.69.01
8431.49.90.50Track links
8431.49.90.55Cast axle housings
8431.49.90.20D14Other:
8431.49.90.81Steel forgings
8431.49.90.55D15Other:
8431.49.90.84Road wheels
8431.49.90.90Wheel and tire assemblies
8431.49.90.81D16Other:
8431.49.90.92Of copper or copper alloys
8431.49.90.94Other
Recent CBP rulings on heading 8431
N361285
May 21, 2026
The tariff classification of shear attachments from South Korea
N360779
May 4, 2026
The tariff classification of a quick coupler from Sweden
N359263
March 12, 2026
The tariff classification of a snowplow blade and a push tube assembly from Kazakhstan
N356414
December 16, 2025
The tariff classification of a sorting grab from South Korea
N353645
October 2, 2025
The tariff classification of the Turny EVO Seat Base from Sweden
N350206
June 25, 2025
The tariff classification of a slide pad from the Czech Republic
N349264
June 10, 2025
The tariff classification of personnel baskets from Italy or Sweden
N347842
April 24, 2025
The tariff classification of an overheight frame attachment from Malaysia
H327665
March 25, 2025
Application for Further Review of Protest No. 3801-22-107986; Tariff Classification and Country of Origin of Cover Assemblies for a Backhoe Loader; Section 301 Measures
N346305
March 19, 2025
The tariff classification of a pivot pin and bushing from India
N344880
January 21, 2025
The tariff classification of a lifting assembly from Italy
H330412
September 17, 2024
Internal Advice Request; Classification of Certain Items Related to a Casing Oscillator
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