SICCODE.comSIC LookupD Manufacturing33 Primary Metal Industries333 Primary Smelting and Refining of NonferrousSIC 3339
SIC Code 3339 – Primary Smelting and Refining of Nonferrous Metals, except Copper and Aluminum
Official 4-digit SIC code Source: OSHA SIC Manual Updated Nov 13, 2026
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Usually classified in SIC 3339
- Antifriction bearing metals, lead-base: primary
- Antimony refining, primary
- Babbitt metal, primary
- Beryllium metal
- Bismuth refining, primary
Usually classified elsewhere
- Rolling, Drawing, and Extruding of Nonferrous Metals, except Copper and Aluminum 3356 · Rolling, Drawing, and Extruding of Nonferrous Metals, except Copper and Aluminum
- Mining 10-14 · Mining
Official definition for SIC 3339 - Primary Smelting and Refining of Nonferrous Metals, except Copper and Aluminum
Establishments primarily engaged in smelting and refining nonferrous metals, except copper and aluminum.
Source: OSHA SIC Manual
Companies in SIC 3339 - Primary Smelting and Refining of Nonferrous Metals, except Copper and Aluminum
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Preview · details masked| Company | Contact & title | Website | Phone | Employees |
|---|---|---|---|---|
| RSR Corp Dallas, TX | ||||
| Asarco, LLC Tucson, AZ | ||||
| Colt Refining Inc Merrimack, NH |
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RSR Corp · Dallas, TX
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Asarco, LLC · Tucson, AZ
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Key facts for SIC 3339 - Primary Smelting and Refining of Nonferrous Metals, except Copper and Aluminum
- SIC code
- 3339
- Official title
- Primary Smelting and Refining of Nonferrous Metals, except Copper and Aluminum
- Scope
- OSHA SIC Manual, establishment-level
- Division
- D Manufacturing (20–39)
- Major group
- 33 Primary Metal Industries
- Industry group
- 333 Primary Smelting and Refining of Nonferrous
- Official source
- OSHA SIC Manual
- Where SIC is used
- Used on EPA permit forms and in OSHA inspection data, as well as SEC filings and business lists. See which agencies still use SIC codes →
SIC Classification Hierarchy
Four official SIC levels, plus a more detailed commercial classification level.
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Industry · Official 4-Digit 3339 Primary Smelting and Refining of Nonferrous Metals, except Copper and Aluminum
One example classification path is shown. Other branches may exist. The 6-digit Marketing Level is a commercial extension, not an official SIC classification.
Other codes in Industry Group 333: 3331 · Primary Smelting and Refining of Copper 3334 · Primary Production of Aluminum
More specific segments in SIC 3339
Segments let you target only the companies you need. Add one or more to your list to get pricing and a free sample.
133 U.S. companies across 6 segments · Segment codes are 6-digit marketing categories that extend the official 4-digit SIC code. They are not official SIC codes.
SIC 3339 is in your list, which already includes all 6 segments.
| Code | Segment | Companies | Build your list |
|---|---|---|---|
| 3339-01 | Smelters-Refiners-Precious Metals | 82 82 companies | |
| 3339-02 | Smelters & Refiners-Base Metals | 15 15 companies | |
| 3339-03 | Beryllium | 5 5 companies | |
| 3339-04 | Tantalum | 2 2 companies | |
| 3339-06 | Silicon | 16 16 companies | |
| 3339-98 | Primary Smelting/Refining-Nonferrous Mtl | 13 13 companies |
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Example companies in SIC 3339
See how SICCODE.com evaluates businesses using documented activities and official SIC definitions. Select a company to review its classification and the reasoning behind it.
143 verified U.S. companies
- US Zinc Houston, TX View classification →
- Ferroglobe Miami, FL View classification →
- Kennecott Minerals Co South Jordan, UT View classification →
- Freeport mcmoran Copper And Gold Inc Green Valley, AZ View classification →
- Globe Metallurgical Inc Waterford, OH View classification →
- Real Alloys Wabash, IN View classification →
- Comau Royal Oak, MI View classification →
- Mannford Tube Mannford, OK View classification →
NAICS, ISIC and NACE Rev. 2.1 crosswalk for SIC 3339 - Primary Smelting and Refining of Nonferrous Metals, except Copper and Aluminum
Correspondences in NAICS, ISIC and NACE Rev. 2.1 (via ISIC) for SIC 3339 - Primary Smelting and Refining of Nonferrous Metals, except Copper and Aluminum. These mappings do not replace the official SIC definition.
| System | Code | Title |
|---|---|---|
| SIC This page | 3339 | Primary Smelting and Refining of Nonferrous Metals, except Copper and Aluminum |
| NAICS | 331410 | Nonferrous Metal (except Aluminum) Smelting and Refining Nonferrous Metal (except Aluminum) Smelting and Refining |
| ISIC Rev. 4 | 2420 | Manufacture Of Basic Precious And Other Non-Ferrous Metals Manufacture Of Basic Precious And Other Non-Ferrous Metals |
| NACE Rev. 2.1 (via ISIC 2420) | 24.41 | Precious metals production Precious metals production |
| NACE Rev. 2.1 (via ISIC 2420) | 24.42 | Aluminium production Aluminium production |
| NACE Rev. 2.1 (via ISIC 2420) | 24.43 | Lead, zinc and tin production Lead, zinc and tin production |
| NACE Rev. 2.1 (via ISIC 2420) | 24.44 | Copper production Copper production |
| NACE Rev. 2.1 (via ISIC 2420) | 24.45 | Other non-ferrous metal production Other non-ferrous metal production |
| NACE Rev. 2.1 (via ISIC 2420) | 24.46 | Processing of nuclear fuel Processing of nuclear fuel |
Source: Eurostat, NACE Rev. 2.1 to ISIC Rev. 5 correspondence; United Nations Statistics Division, ISIC Rev. 4 to ISIC Rev. 5 correspondence table.
Sources for SIC 3339
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Official classification source U.S. Occupational Safety and Health Administration.
Standard Industrial Classification Manual (1987), SIC 3339. OSHA SIC Manual → -
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About this classification
This page combines the official SIC definition with classification analysis, crosswalks, and SICCODE.com commercial data. Classifications are reviewed regularly by the Industry Classification Review Team.