What is the modern NAICS equivalent for SIC 3559?

Q: What is the modern NAICS equivalent for SIC 3559?

SIC code 3559 maps to the following modern 2022 NAICS codes: 333242 - Semiconductor Machinery Manufacturing, 333310 - Commercial and Service Industry Machinery Manufacturing, 333111 - Farm Machinery and Equipment Manufacturing, 333248 - All Other Industrial Machinery Manufacturing, 332410 - Power Boiler and Heat Exchanger Manufacturing.

Registry · SIC Index · Group 35

SIC 3559 — Special Industry Machinery, NEC

SIC 3559 is 'Special Industry Machinery, NEC', a 4-digit Standard Industrial Classification (SIC) code under Major Group 35: Industrial and Commercial Machinery and Computer Equipment (Division D: Manufacturing); it maps to modern 2022 NAICS code(s): 333242 (Semiconductor Machinery Manufacturing), 333310 (Commercial and Service Industry Machinery Manufacturing).

Description & Classification

SIC code 3559 representing 'Special Industry Machinery, NEC' is an industry category in the Standard Industrial Classification (SIC) system under U.S. OSHA and Federal procurement registers.

Modern NAICS Crosswalk

Trace the modern equivalent classifications in the 2022 North American Industry Classification System (NAICS) database:

NAICS 333242 - Semiconductor Machinery Manufacturing (via SIC1987:3559→NAICS1997:333295→2002:333295→2007:333295→2012:333242→2017:333242→2022:333242)
NAICS 333310 - Commercial and Service Industry Machinery Manufacturing (via SIC1987:3559→NAICS1997:333319→2002:333319→2007:333319→2012:333318→2017:333318→2022:333310)
NAICS 333111 - Farm Machinery and Equipment Manufacturing (via SIC1987:3559→NAICS1997:333111→2002:333111→2007:333111→2012:333111→2017:333111→2022:333111)
NAICS 333248 - All Other Industrial Machinery Manufacturing (via SIC1987:3559→NAICS1997:333298→2002:333298→2007:333298→2012:333249→2017:333249→2022:333248)
NAICS 332410 - Power Boiler and Heat Exchanger Manufacturing (via SIC1987:3559→NAICS1997:33241→2002:332410→2007:332410→2012:332410→2017:332410→2022:332410)

Classification Details

SIC Code	3559
Industry Title	Special Industry Machinery, NEC
Division	Division D: Manufacturing
Major Group	Major Group 35: Industrial and Commercial Machinery and Computer Equipment
Source / Verified	US Census 1987 SIC Concordance / 2026-06-28

Related Resources & Compliance Guides

Further regulatory reference links for legacy SIC code 3559:

SIC Codes Complete Compliance Guide — Detailed history and active legal applications of the SIC classification framework.
Why Legacy SIC Codes Persist Guide — How credit systems and the SEC still rely on SIC metadata.
SIC ↔ NAICS Crosswalk Tool — Trace industrial code conversions dynamically.
SIC Major Group 35 Hub — View other legacy industries in this business division.

Related Industries in Major Group 35

3511 - Steam, Gas, and Hydraulic Turbines, and ...3519 - Internal Combustion Engines, NEC...3523 - Farm Machinery and Equipment...3524 - Lawn and Garden Tractors and Home Lawn a...3531 - Construction Machinery and Equipment...3532 - Mining Machinery and Equipment, Except O...3533 - Oil and Gas Field Machinery and Equipmen...3534 - Elevators and Moving Stairways...

Frequently Asked Questions (FAQ)

What industry does SIC code 3559 represent?

What is the modern 2022 NAICS mapping for SIC 3559?

SIC code 3559 maps to modern NAICS codes: 333242 - Semiconductor Machinery Manufacturing, 333310 - Commercial and Service Industry Machinery Manufacturing, 333111 - Farm Machinery and Equipment Manufacturing, 333248 - All Other Industrial Machinery Manufacturing, 332410 - Power Boiler and Heat Exchanger Manufacturing.