NAICS Code 335312

NAICS 335312

NAICS Code 335312 – Motor and Generator Manufacturing

Definition of NAICS Code 335312: This U.S. industry comprises establishments primarily engaged in manufacturing electric motors (except internal combustion engine starting motors), power generators (except battery charging alternators for internal combustion engines), and motor generator sets (except turbine generator set units). This industry includes establishments rewinding armatures on a factory basis.

  • You can also download your own copy of the complete 2017 NAICS Classification Manual. The NAICS Manual is updated every five years. The 2017 copy will be applicable until a new edition is produced in 2022.

Cross Reference Guide for Code 335312

What codes are similar to this classification that might be a more applicable code? The cross-reference guide below displays the codes for other similar industries. Please review to find the most applicable classification.

  • Manufacturing electric outboard motors–are classified in U.S. Industry NAICS 333618, Other Engine Equipment Manufacturing;
  • Manufacturing gas, steam, or hydraulic turbine generator set units–are classified in U.S. Industry NAICS 333611, Turbine and Turbine Generator Set Units Manufacturing;
  • Manufacturing starting motors and battery charging alternators for internal combustion engines–are classified in Industry NAICS 336320, Motor Vehicle Electrical and Electronic Equipment Manufacturing;
  • Rewinding armatures, not on a factory basis–are classified in Industry NAICS 811310, Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance; and
  • Manufacturing complete welding and soldering equipment–are classified in U.S. Industry NAICS 333992, Welding and Soldering Equipment Manufacturing.

Other Index Entries for NAICS 335312

The North American Industry Classification System contains multiple index entries that are each descriptive of the same code. The bulleted list below shows all applicable index entries (Current and former) that are associated with this classification. These index entries further elaborate on the scope of applicable industries that have already been defined at the top of this page.

  • Armature rewinding on a factory basis
  • Armatures, industrial, manufacturing
  • Coils for motors and generators manufacturing
  • Collector rings for motors and generators manufacturing
  • Commutators, electric motor, manufacturing
  • Condensers, synchronous, electric, manufacturing
  • Converters, phase and rotary, electrical equipment, manufacturing
  • Dynamos, electric (except automotive), manufacturing
  • Dynamotors manufacturing
  • Exciter assemblies, motor and generator, manufacturing
  • Fractional horsepower electric motors manufacturing
  • Frequency converters (i.e., electric generators) manufacturing
  • Generating apparatus and parts, electrical (except internal combustion engine and welding), manufacturing
  • Generator sets, prime mover (except turbine generator sets), manufacturing
  • Generators and sets, electric (except internal combustion engine, welding, turbine generator sets), manufacturing
  • Generators for gas-electric and oil-electric vehicles, manufacturing
  • Generators for storage battery chargers (except internal combustion engine and aircraft) manufacturing
  • Integral horsepower electric motors manufacturing
  • Inverters, rotating electrical, manufacturing
  • Land transportation motors and generators manufacturing
  • Motor generator sets (except automotive, turbine generator sets) manufacturing
  • Motors, electric (except engine starting motors, gearmotors, outboard), manufacturing
  • Phase converters (i.e., electrical equipment) manufacturing
  • Power generators manufacturing
  • Prime mover generator sets (except turbine generator sets) manufacturing
  • Railway motors and control equipment, electric, manufacturing
  • Resolvers manufacturing
  • Rotor retainers and housings manufacturing
  • Rotors (i.e., for motors) manufacturing
  • Servomotors manufacturing
  • Slip rings for motors and generators manufacturing
  • Stators for motors manufacturing
  • Storage battery chargers (except internal combustion engine-type) manufacturing
  • Synchronous condensers and timing motors, electric, manufacturing
  • Synchronous motors manufacturing
  • Timing motors, synchronous, electric, manufacturing
  • Torque motors, electric, manufacturing

Suggested Insurance Conversion Table for NAICS Code 335312

Looking for an insurance classification other than the North American Industry Classification System? If a company falls within the industry defined on this page, then the class codes mentioned below may be applicable. Please note that the bulleted cross-reference guide below is not authoritative. Users should have an insurance professional review to ensure proper insurance classification.

  • NCCI WC (Varies by state): 3643NAICS 335312
  • CA WC: 3643, 3569
  • DE WC: 0474, 0477
  • PA WC: 474, 477
  • MI WC: 3643
  • NJ WC: 3643
  • NY WC: 3643
  • WY WC: 335312
  • GL: 52435, 52440
  • SIC: 3621

Resources: Praxiom, AceGroupTDICalifornia Division of Workers Compensation, Delaware Workers Compensation Manual, Pennsylvania Workers Compensation Manual, Michigan Workers’ Compensation Placement Facility: Classification Definitions, New Jersey Workers Compensation and Employers Liability Insurance Manual, New York Workers Compensation and Employers Liability, North American Industry Classification System, Florida Underwriting Guide: Commercial General Liability Classifications,  Standard Industrial Classifications.

The suggested cross reference guide for NAICS code 335312 is based on our research using the resources cited above.

Correlating Code Breakdown for North American Industry Classification System

NAICS codes are broken down by digit. The broadest description starts with the 2 digit sector codes. The 3 digit subsector codes are more specific, then the 4 digit industry group, 5 digit industry, and the most specific is the 6 digit NAICS code (Where you are now). If the code on this page does not describe the industry of the business in question, then select the largest applicable code below. From there, follow through the progression of smaller digits to the larger digits in order to obtain the most specific 6 digit classification.

  • Sector 31-33: Manufacturing
  • Subsector 335: Electrical Equipment, Appliance, and Component Manufacturing
  • Industry Group 3353: Electrical Equipment Manufacturing
  • Industry 33531: Electrical Equipment Manufacturing
  • 6 Digit Code(s) NAICS 335311: Power, Distribution, and Specialty Transformer Manufacturing
  • 6 Digit Code(s) NAICS 335312: Motor and Generator Manufacturing
  • 6 Digit Code(s) NAICS 335313: Switchgear and Switchboard Apparatus Manufacturing
  • 6 Digit Code(s) NAICS 335314: Relay and Industrial Control Manufacturing
Other helpful NAICS Downloads

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NAICS Code 335312