This NC circular table that has a reduced dimension in the machine width direction comprises: a spindle which is rotatably supported by a front-side bearing and a rear-side bearing and which has a rotary table fixed to the front-side end thereof; a servomotor which is disposed rearward of the rear-side bearing and which has a rotary shaft positioned parallel to the centerline of the spindle; and a rotation transmission mechanism which is disposed between the rotary shaft of the servomotor and the spindle. The front-side bearing, for example, comprises two single-row tapered roller bearings that are disposed to face each other across a prescribed distance therebetween.