Convert industry codes Cross-system equivalents backed by official correspondence tables and exact code matches — never guesses. Approximate mappings are labeled. How it works →
From SIC
329
Abrasive, Asbestos, and Miscellaneous
Open detail To NAICS
3279
Other Nonmetallic Mineral Product Manufacturing
Open detail To NAICS
3271
Clay Product and Refractory Manufacturing
Open detail To NAICS
3273
Cement and Concrete Product Manufacturing
Open detail To NAICS
3274
Lime and Gypsum Product Manufacturing
Open detail To NAICS
3241
Petroleum and Coal Products Manufacturing
Open detail To NAICS
3363
Motor Vehicle Parts Manufacturing
Open detail To NAICS
3399
Other Miscellaneous Manufacturing
Open detail To NAICS
3221
Pulp, Paper, and Paperboard Mills
Open detail To NAICS
3272
Glass and Glass Product Manufacturing
Open detail To NAICS
3359
Other Electrical Equipment and Component Manufacturing
Open detail approximate NAICS 3279 — mapped via ISIC 239approximate NAICS 3271 — mapped via ISIC 239approximate NAICS 3273 — mapped via ISIC 239approximate NAICS 3274 — mapped via ISIC 239approximate NAICS 3241 — mapped via ISIC 239approximate NAICS 3363 — direct correspondenceapproximate NAICS 3399 — mapped via ISIC 321approximate NAICS 3221 — mapped via ISIC 239approximate NAICS 3272 — mapped via ISIC 231approximate NAICS 3359 — mapped via ISIC 239