SIC 2821 — Plastics Materials, Synthetic and Resins, and Nonvulcanizable Elastomers
Description & Classification
SIC code 2821 representing 'Plastics Materials, Synthetic and Resins, and Nonvulcanizable Elastomers' 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 325211 - Plastics Material and Resin Manufacturing (via SIC1987:2821→NAICS1997:325211→2002:325211→2007:325211→2012:325211→2017:325211→2022:325211)
Classification Details
| SIC Code | 2821 |
|---|---|
| Industry Title | Plastics Materials, Synthetic and Resins, and Nonvulcanizable Elastomers |
| Division | Division D: Manufacturing |
| Major Group | Major Group 28: Chemicals and Allied Products |
| Source / Verified | US Census 1987 SIC Concordance / 2026-06-28 |
Related Resources & Compliance Guides
Further regulatory reference links for legacy SIC code 2821:
- 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 28 Hub — View other legacy industries in this business division.
Related Industries in Major Group 28
Frequently Asked Questions (FAQ)
What industry does SIC code 2821 represent?
SIC 2821 is 'Plastics Materials, Synthetic and Resins, and Nonvulcanizable Elastomers', a 4-digit Standard Industrial Classification (SIC) code under Major Group 28: Chemicals and Allied Products (Division D: Manufacturing); it maps to modern 2022 NAICS code(s): 325211 (Plastics Material and Resin Manufacturing).
What is the modern 2022 NAICS mapping for SIC 2821?
SIC code 2821 maps to modern NAICS codes: 325211 - Plastics Material and Resin Manufacturing.