T43

T43 may refer to:

Vehicles

 * T-43 medium tank, a World War II Soviet medium tank
 * T43 heavy tank, a pre-production model of the American M103 Heavy Tank
 * T43-class minesweeper, a Soviet-designed minesweeper
 * Boeing T-43, a 1973 United States Air Force military training and transport aircraft
 * Cooper T43, a 1958 racing car
 * SJ T43, a 1963 Swedish diesel-electric locomotive
 * Slingsby T.43 Skylark 3, a British glider

Other uses

 * T43 (classification), a disabled sports handicap class for leg amputees
 * IBM ThinkPad T43, a laptop model