334412 — Bare Printed Circuit Board Manufacturing
Description
This U.S. industry comprises establishments primarily engaged in manufacturing bare (i.e., rigid or flexible) printed circuit boards without mounted electronic components. These establishments print, perforate, plate, screen, etch, or photoprint interconnecting pathways for electric current on laminates (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Exclusions & Cross-References
- Loading components onto printed circuit boards or manufacturing loaded printed circuit boards--are
- classified in U.S. Industry 334418, Printed Circuit Assembly (Electronic Assembly) Manufacturing; and
- Manufacturing printed circuit laminates--are classified in U.S. Industry 334419, Other Electronic
- Component Manufacturing.
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 3672 - Printed Circuit Boards (via SIC1987:3672→NAICS1997:334412→2002:334412→2007:334412→2012:334412→2017:334412→2022:334412)
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
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 334412 valid in 2022? ▾
Yes, 334412 is a valid 6-digit 2022 NAICS national industry code representing 'Bare Printed Circuit Board Manufacturing' under Sector 31-33 in the official classification index.
What is the SBA size standard for NAICS code 334412? ▾
The Small Business Administration (SBA) has established a small business size standard of 750 employees for NAICS code 334412 (Bare Printed Circuit Board Manufacturing), calculated based on employees.
What is the legacy SIC equivalent for NAICS 334412? ▾
According to official Census Bureau concordance tables, NAICS code 334412 (Bare Printed Circuit Board Manufacturing) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 3672 - Printed Circuit Boards.
Related Pages & Tools
Further regulatory reference links for NAICS code 334412:
- 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 334412 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Bare Printed Circuit Board Manufacturing).
- 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.