Class 3

Class 3 may refer to:

• BR Standard Class 3 2-6-0, British steam locomotive
• BR Standard Class 3 2-6-2T, British steam locomotive
• Classes of United States senators
• L&YR Class 3, British 4-4-0 steam locomotive
• SCORE Class 3, off-road racing trucks
• The third class in terms of hiking difficulty in the Yosemite Decimal System
• A class in US truck classification
• Class 3, in the electrical Appliance classes
• A contribution class in the National Insurance system in the UK

See also

• Class III (disambiguation)
• Class 03 (disambiguation)
• NSB El 3, Norwegian electric locomotive
• NSB Di 3, Norwegian diesel locomotive
• Type 3 (disambiguation)