Class 4
Introduction '''Class 4''' may refer to:* British Rail Class 04, British diesel shunting locomotive* BR Standard Class 4 4-6-0, British steam locomotive* BR Standard Class 4 2-6-0, British steam locomotive* BR Standard Class 4 2-6-4T, British steam locomotive* Class 4 telephone switch* Class 4, contribution class in the National Insurance system in the UK. * NSB Class IV, Norwegian narrow-gauge steam locomotive* NSB El 4, Norwegian electric locomotive* NSB Di 4, Norwegian diesel locomotive* SCORE Class 4, off-road racing vehicles* Speed Class Rating, official unit of speed measurement for SD Cards* TS Class 4, a tram used in Trondheim, Norway* Class 4 truck, US truck class for medium trucks, up to 16,000 pounds weight limit* The fourth class in terms of hiking difficulty in the Yosemite Decimal System* Missouri Class 4 city
See also * * Class 04 (disambiguation)* Fourth class (disambiguation)* Delta class (disambiguation)* Type 4 (disambiguation)