Convert industry codes

Cross-system equivalents backed by official correspondence tables and exact code matches — never guesses. Approximate mappings are labeled. How it works →

FromSIC

3566

Speed Changers, Drives, and Gears

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ToNAICS

333612

Speed Changer, Industrial High-Speed Drive, and Gear Manufacturing

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ToNAICS

332991

Ball and Roller Bearing Manufacturing

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ToNAICS

333613

Mechanical Power Transmission Equipment Manufacturing

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exact NAICS 333612 — direct correspondence
approximate NAICS 332991 — mapped via ISIC 2814
approximate NAICS 333613 — mapped via ISIC 2814