SIC 3365 — Aluminum Foundries
SIC 3365 is 'Aluminum Foundries', a 4-digit Standard Industrial Classification (SIC) code under Major Group 33: Primary Metal Industries (Division D: Manufacturing); it maps to modern 2022 NAICS code(s): 331524 (Aluminum Foundries (except Die-Casting)).
Description & Classification
SIC code 3365 representing 'Aluminum Foundries' is an industry category in the Standard Industrial Classification (SIC) system under U.S. OSHA and Federal procurement registers.
Modern NAICS Crosswalk
Trace the modern equivalent classifications in the 2022 North American Industry Classification System (NAICS) database:
- NAICS 331524 - Aluminum Foundries (except Die-Casting) (via SIC1987:3365→NAICS1997:331524→2002:331524→2007:331524→2012:331524→2017:331524→2022:331524)
Classification Details
| SIC Code | 3365 |
|---|---|
| Industry Title | Aluminum Foundries |
| Division | Division D: Manufacturing |
| Major Group | Major Group 33: Primary Metal Industries |
| Source / Verified | US Census 1987 SIC Concordance / 2026-06-28 |
Related Resources & Compliance Guides
Further regulatory reference links for legacy SIC code 3365:
- SIC Codes Complete Compliance Guide — Detailed history and active legal applications of the SIC classification framework.
- Why Legacy SIC Codes Persist Guide — How credit systems and the SEC still rely on SIC metadata.
- SIC ↔ NAICS Crosswalk Tool — Trace industrial code conversions dynamically.
- SIC Major Group 33 Hub — View other legacy industries in this business division.
Related Industries in Major Group 33
3312 - Steel Works, Blast Furnaces...3313 - Electrometallurgical Products, Except St...3315 - Steel Wiredrawing and Steel Nails and Sp...3316 - Cold-Rolled Steel Sheet, Strip, and Bars...3317 - Steel Pipe and Tubes...3321 - Gray and Ductile Iron Foundries...3322 - Malleable Iron Foundries...3324 - Steel Investment Foundries...
Frequently Asked Questions (FAQ)
What industry does SIC code 3365 represent?
SIC 3365 is 'Aluminum Foundries', a 4-digit Standard Industrial Classification (SIC) code under Major Group 33: Primary Metal Industries (Division D: Manufacturing); it maps to modern 2022 NAICS code(s): 331524 (Aluminum Foundries (except Die-Casting)).
What is the modern 2022 NAICS mapping for SIC 3365?
SIC code 3365 maps to modern NAICS codes: 331524 - Aluminum Foundries (except Die-Casting).