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NAICS 811210 to SIC Code Crosswalk

The NAICS code 811210 (Electronic and Precision Equipment Repair and Maintenance) maps transitively to legacy 1987 SIC classification code(s): 7378, 7622, 7629, 7699.

Concordance Concordance Mapping Asset

Source Code Source Industry Target Code Target Industry Relation Concordance Path
NAICS 811210 Electronic and Precision Equipment Repair and Maintenance SIC 7378 Computer Maintenance and Repair Many-to-Many SIC1987:7378 → NAICS1997:811212 → 2002:811212 → 2007:811212 → 2012:811212 → 2017:811212 → 2022:811210
NAICS 811210 Electronic and Precision Equipment Repair and Maintenance SIC 7622 Radio and Television Repair Shops Many-to-Many SIC1987:7622 → NAICS1997:811211 → 2002:811211 → 2007:811211 → 2012:811211 → 2017:811211 → 2022:811210
NAICS 811210 Electronic and Precision Equipment Repair and Maintenance SIC 7629 Electrical and Electronic Repair Shops, NEC Many-to-Many SIC1987:7629 → NAICS1997:811211 → 2002:811211 → 2007:811211 → 2012:811211 → 2017:811211 → 2022:811210
NAICS 811210 Electronic and Precision Equipment Repair and Maintenance SIC 7699 Repair Shops and Related Services, NEC Many-to-Many SIC1987:7699 → NAICS1997:811211 → 2002:811211 → 2007:811211 → 2012:811211 → 2017:811211 → 2022:811210

Why Concordances Don't Line Up 1:1

The Standard Industrial Classification (SIC) system was established in 1937 and last updated in 1987, organizing businesses by end products. The North American Industry Classification System (NAICS) replaced it in 1997, classifying establishments by production processes. Because of this structural shift, many-to-many relationships are common, requiring chained concordance steps to bridge the historical gap.

Reverse Crosswalk: Going the other way? See the mapping at SIC 7378 to NAICS, SIC 7622 to NAICS, SIC 7629 to NAICS, SIC 7699 to NAICS.

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Primary Ingestion Source

Data sourced from the U.S. Census Bureau Concordances (1997, 2002, 2007, 2012, 2017, and 2022 editions). Last verified on 2026-06-30.