A jam-tolerant electromechanical linear actuator assembly 100 for an aircraft, the actuator assembly comprising: an axial flux permanent magnet motor having a motor housing and a multipole stator assembly fixed in the motor housing, the motor also including a first rotor assembly and a second rotor assembly, the first rotor assembly having a first rotating shaft and the second rotor assembly having a second rotating shaft, the first rotating shaft and the second rotating shaft radially and axially fixed by bearings in the motor housing; and characterized by a first speed reduction mechanism having a first input and a first output and a second speed reduction mechanism having a second input and a second output, the first speed reduction mechanism operably coupled to the first rotor shaft and the second speed reduction mechanism operably coupled to the second rotor shaft; a first output shaft and a second output shaft, the first output shaft operably coupled to the output of the first speed reduction mechanism and the second output shaft operably coupled to the output of the second speed reduction mechanism; an outer housing enclosing the PM motor, first speed reduction mechanism and second speed reduction mechanism, the outer housing including a first bearing to support the first output shaft at least radially, and a second bearing to support the second output shaft at least radially; a slide mechanism operably coupled to the outer housing, the slide mechanism configured to permit the motor housing to slide in an axial direction with respect to the outer housing when the outer housing is held fixed; a first screw mechanism operably connected to the first output shaft and a second screw mechanism operably connected to the second output shaft. an axial flux permanent magnet motor having a motor housing and a multipole stator assembly fixed in the motor housing, the motor also including a first rotor assembly and a second rotor assembly, the first rotor assembly having a first rotating shaft and the second rotor assembly having a second rotating shaft, the first rotating shaft and the second rotating shaft radially and axially fixed by bearings in the motor housing; and characterized by a first speed reduction mechanism having a first input and a first output and a second speed reduction mechanism having a second input and a second output, the first speed reduction mechanism operably coupled to the first rotor shaft and the second speed reduction mechanism operably coupled to the second rotor shaft; a first output shaft and a second output shaft, the first output shaft operably coupled to the output of the first speed reduction mechanism and the second output shaft operably coupled to the output of the second speed reduction mechanism; an outer housing enclosing the PM motor, first speed reduction mechanism and second speed reduction mechanism, the outer housing including a first bearing to support the first output shaft at least radially, and a second bearing to support the second output shaft at least radially; a slide mechanism operably coupled to the outer housing, the slide mechanism configured to permit the motor housing to slide in an axial direction with respect to the outer housing when the outer housing is held fixed; a first screw mechanism operably connected to the first output shaft and a second screw mechanism operably connected to the second output shaft.