Variant of North American Industry Classification System (NAICS) 2022 Version 1.0 for Industrial production (based on the 2008 International Recommendations for Industrial Statistics)

• 1 - Industrial production
• 31-33 - Manufacturing
• 336 - Transportation equipment manufacturing
• 3365 - Railroad rolling stock manufacturing

33651 - Railroad rolling stock manufacturing

This industry comprises establishments primarily engaged in manufacturing and rebuilding locomotives and railroad cars, of any type or gauge, including frames and parts. The manufacture of rapid transit cars and special-purpose self-propelled railroad equipment, such as rail layers, ballast distributors, rail-tamping equipment and other railway track maintenance equipment is included in this industry.