334511 — Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
Description
This U.S. industry comprises establishments primarily engaged in manufacturing search, detection, navigation, guidance, aeronautical, and nautical systems and instruments. Examples of products made by these establishments are aircraft instruments (except engine), flight recorders, navigational instruments and systems, radar systems and equipment, and sonar systems and equipment.
Overview Facts
| NAICS Code | 334511 |
|---|---|
| Industry Title | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing |
| SBA Size Standard | 1,350 employees |
| IRS PBA Code | 334500 (rolled-up match) |
| Sectors Hierarchy | Sector 31-33 → 334 → 3345 |
| 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 3812 - Search, Detection, Navigation, Guidance, Aeronautical, and Nautical Systems and Instruments (via SIC1987:3812→NAICS1997:334511→2002:334511→2007:334511→2012:334511→2017:334511→2022:334511)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 334511:
- 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 3345
Frequently Asked Questions (FAQ)
Is 334511 a valid 2022 NAICS code?
NAICS 334511 is 'Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing', a 2022 U.S. national industry under Sector 31-33 (Manufacturing); the SBA small-business size standard is 1,350 employees.
What is the SBA size standard for NAICS 334511?
The SBA small business size standard for NAICS 334511 is 1,350 employees (based on employees).
What is the legacy SIC code mapping for 334511?
NAICS code 334511 maps to the legacy 1987 SIC codes: 3812 - Search, Detection, Navigation, Guidance, Aeronautical, and Nautical Systems and Instruments.