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 (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
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 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)
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 1355 — Torpedo Inert Components
- PSC 1430 — Guided Missile Remote Control Systems
- PSC 5825 — Radio Navigation Equipment, Except Airborne
- PSC 5826 — Radio Navigation Equipment, Airborne
- PSC 5840 — Radar Equipment, Except Airborne
- PSC 5841 — Radar Equipment, Airborne
- PSC 5855 — Night Vision Equipment, Emitted and Reflected Radiation
- PSC 5860 — Stimulated Coherent Radiation Devices, Components, and Accessories
- PSC 6605 — Navigational Instruments
- PSC 6610 — Flight Instruments
- PSC 6615 — Automatic Pilot Mechanisms and Airborne Gyro Components
- PSC 6655 — Geophysical Instruments
- PSC 6660 — Meteorological Instruments and Apparatus
- PSC 6665 — Hazard-Detecting Instruments and Apparatus
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 334511 valid in 2022? ▾
Yes, 334511 is a valid 6-digit 2022 NAICS national industry code representing 'Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing' under Sector 31-33 in the official classification index.
What is the SBA size standard for NAICS code 334511? ▾
The Small Business Administration (SBA) has established a small business size standard of 1,350 employees for NAICS code 334511 (Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing), calculated based on employees.
What is the legacy SIC equivalent for NAICS 334511? ▾
According to official Census Bureau concordance tables, NAICS code 334511 (Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 3812 - Search, Detection, Navigation, Guidance, Aeronautical, and Nautical Systems and Instruments.
Related Pages & Tools
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.
- NAICS 334511 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument 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.