Variant of North American Industry Classification System (NAICS) 2022 Version 1.0 for Energy sector
- Non E - Industries not included in the energy sector
- 31-33e - Manufacturing, non E
- 333 - Machinery manufacturing
- 3336 - Engine, turbine and power transmission equipment manufacturing
- 33361 - Engine, turbine and power transmission equipment manufacturing
- 333611 - Turbine and turbine generator set unit manufacturingUS
- 333619 - Other engine and power transmission equipment manufacturingCAN
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