Mfa 951d series 12mm sub miniature spur geared motor mfa 951d601 spur geared metal gearbox 601 gear ratio 15 to 3v voltage rating 058w power rating 16 000rpm no load speed 13 500rpm maximum speed 032a load current 39g cm maximum continuous torque 20g cm stall torque 12mm diameter 25mm shaft diameter 2925mm long 10g weight all metal spur geared motor the gearboxes are of all metal construction and employ spurred gears suitable for sub miniature applications mfacomo 951d