333992 — Welding and Soldering Equipment Manufacturing
Description
This U.S. industry comprises establishments primarily engaged in manufacturing welding and soldering equipment and accessories (except transformers), such as arc, resistance, gas, plasma, laser, electron beam, and ultrasonic welding equipment; welding electrodes; coated or cored welding wire; and soldering equipment (except handheld).
Exclusions & Cross-References
- Manufacturing handheld soldering irons--are classified in U.S. Industry 332216, Saw Blade and Handtool
- Manufacturing; and
- Manufacturing arc-welding transformers--are classified in U.S. Industry 335311, Power, Distribution, and
- Specialty Transformer Manufacturing.
Overview Facts
| NAICS Code | 333992 |
|---|---|
| Industry Title | Welding and Soldering Equipment Manufacturing |
| SBA Size Standard | 1,250 employees |
| IRS PBA Code | 333900 (rolled-up match) |
| Sectors Hierarchy | Sector 31-33 → 333 → 3339 |
| Source / Verified | US Census 2022 NAICS Manual / 2026-06-28 |
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 3548 - Electric and Gas Welding and Soldering Equipment (via SIC1987:3548→NAICS1997:333992→2002:333992→2007:333992→2012:333992→2017:333992→2022:333992)
- SIC 3699 - Electrical Machinery Equipment, and Supplies, NEC (via SIC1987:3699→NAICS1997:333992→2002:333992→2007:333992→2012:333992→2017:333992→2022:333992)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 333992:
- Sector 31-33 Directory Hub — List of related industries in the Manufacturing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.
Related Industries in 3339
Frequently Asked Questions (FAQ)
Is 333992 a valid 2022 NAICS code?
NAICS 333992 is 'Welding and Soldering Equipment Manufacturing', a 2022 U.S. national industry under Sector 31-33 (Manufacturing); the SBA small-business size standard is 1,250 employees.
What is the SBA size standard for NAICS 333992?
The SBA small business size standard for NAICS 333992 is 1,250 employees (based on employees).
What is the legacy SIC code mapping for 333992?
NAICS code 333992 maps to the legacy 1987 SIC codes: 3548 - Electric and Gas Welding and Soldering Equipment, 3699 - Electrical Machinery Equipment, and Supplies, NEC.