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 CIÉ 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 Commonwealth Railways F class, 2-6-0 steam locomotives Metropolitan Railway F Class, British steam locomotives MRWA F class, Australian diesel locomotives NBR F class, British steam locomotives NZR F class, steam locomotives used in New Zealand South Australian Railways F class (1869), 4-4-0T steam locomotives South Australian Railways F class (1902), 4-6-2T steam locomotives Tasmanian Government Railways F class, 2-6-0 steam locomotives Victorian Railways F class (1874), 2-4-0 steam locomotives Victorian Railways F class (diesel), diesel-electric locomotives WAGR F class, 4-8-0 steam locomotives
See also F type (disambiguation)