Induction motor capable of being housed in a tubular actuator and method of assembling this motor. This motor (1) comprises: (i) a stator (2), (ii) a rotor assembly, (iii) a bowl (9) capable of protecting a bundle formed at one end (7) of the stator (2), the bowl (9) comprising an internal skirt (13), (iv) means of supporting the rotor assembly allowing the rotor assembly to rotate with respect to the stator (2), the support means comprising a bearing (21) positioned inside the internal skirt (13), the bearing (21) comprising a region that rests twice, axially and radially, against the stator (2).