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 (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
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
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)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC 3670 — Specialized Semiconductor, Microcircuit, and Printed Circuit Board Manufacturing Machinery
- PSC 5805 — Telephone and Telegraph Equipment
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 334418 valid in 2022? ▾
Yes, 334418 is a valid 6-digit 2022 NAICS national industry code representing 'Printed Circuit Assembly (Electronic Assembly) Manufacturing' under Sector 31-33 in the official classification index.
What is the SBA size standard for NAICS code 334418? ▾
The Small Business Administration (SBA) has established a small business size standard of 750 employees for NAICS code 334418 (Printed Circuit Assembly (Electronic Assembly) Manufacturing), calculated based on employees.
What is the legacy SIC equivalent for NAICS 334418? ▾
According to official Census Bureau concordance tables, NAICS code 334418 (Printed Circuit Assembly (Electronic Assembly) Manufacturing) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 3577 - Computer Peripheral Equipment, NEC, 3661 - Telephone and Telegraph Apparatus, 3679 - Electronic Components, NEC.
Related Pages & Tools
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.
- NAICS 334418 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Printed Circuit Assembly (Electronic Assembly) Manufacturing).
- IRS PBA Code for Electronics Manufacturing — Principal Business Activity tax reporting details.
- 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.