Class F or F class may refer to:
- Class F, a stellar classification
- Class F, a type of race car sometimes referred to as F-P as well, for F-Production
- Class F, an airspace class defined by the ICAO
- Class F, a designation for model aircraft defined by the Fédération Aéronautique Internationale
- F Class or CIÃÂ 501 Class, a narrow gauge diesel locomotive used on the former West Clare Railway in Ireland
- F-Class (shooting sport), a high power rifle discipline
- F-class escort ship, ships used by the Kriegsmarine during the Second World War
- F-class destroyer (disambiguation), several classes of ships
- F-class submarine (disambiguation), several classes of submarines
- F-class Melbourne tram
- F-class Sydney tram
- Class F cable, a telecommunications cable
- Class F, a class used for fire extinguishers
- Class F fly ash
- F-segment, a European vehicle size class
- F class, code used by some airlines for first class
- Metropolitan Railway F Class, British steam locomotives
- NZR F class, steam locomotives used in New Zealand
See also