334418 — Printed Circuit Assembly (Electronic Assembly) Manufacturing
Description
This U.S. industry comprises establishments primarily engaged in loading components onto printed circuit boards or who manufacture and ship loaded printed circuit boards. Also known as printed circuit assemblies, electronics assemblies, or modules, these products are printed circuit boards that have some or all of the semiconductor and electronic components inserted or mounted and are inputs to a wide variety of electronic systems and devices.
Exclusions & Cross-References
- Manufacturing printed circuit laminates--are classified in U.S. Industry 334419, Other Electronic
- Component Manufacturing;
- Manufacturing bare printed circuit boards--are classified in U.S. Industry 334412, Bare Printed Circuit
- Board Manufacturing;
- Manufacturing telephone system components or modules--are classified in Industry 334210, Telephone
- Apparatus Manufacturing; and
- Manufacturing finished products that incorporate loaded printed circuit boards--are classified in the
- Manufacturing sector based on the production process of making the final product.
Overview Facts
| NAICS Code | 334418 |
|---|---|
| Industry Title | Printed Circuit Assembly (Electronic Assembly) Manufacturing |
| SBA Size Standard | 750 employees |
| IRS PBA Code | 334410 (rolled-up match) |
| Sectors Hierarchy | Sector 31-33 → 334 → 3344 |
| 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 3577 - Computer Peripheral Equipment, NEC (via SIC1987:3577→NAICS1997:334418→2002:334418→2007:334418→2012:334418→2017:334418→2022:334418)
- SIC 3661 - Telephone and Telegraph Apparatus (via SIC1987:3661→NAICS1997:334418→2002:334418→2007:334418→2012:334418→2017:334418→2022:334418)
- SIC 3679 - Electronic Components, NEC (via SIC1987:3679→NAICS1997:334418→2002:334418→2007:334418→2012:334418→2017:334418→2022:334418)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 334418:
- 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 3344
Frequently Asked Questions (FAQ)
Is 334418 a valid 2022 NAICS code?
NAICS 334418 is 'Printed Circuit Assembly (Electronic Assembly) Manufacturing', a 2022 U.S. national industry under Sector 31-33 (Manufacturing); the SBA small-business size standard is 750 employees.
What is the SBA size standard for NAICS 334418?
The SBA small business size standard for NAICS 334418 is 750 employees (based on employees).
What is the legacy SIC code mapping for 334418?
NAICS code 334418 maps to the legacy 1987 SIC codes: 3577 - Computer Peripheral Equipment, NEC, 3661 - Telephone and Telegraph Apparatus, 3679 - Electronic Components, NEC.