Worm gear unit KES center distance 20mm ratio 18:1 output hollow shaft 12mm

Angular drives with hollow output shaft for high torques at very low dimensions. Suitable in a wide variety of applications.
One size with center distance 20mm, in 7 ratios.
Housing: Aluminium, silver anodized. Sealed against lubricant leaks, protected against dust.
Can be mounted in any position. Worm shaft in vertically position not recommended for continuous operation.
Gearing: Worm from steel, wheel from special brass. Bearing: Ball bearings with rubber seal RS.
Lubrication: Maintenance free grease lubrication. Angular backlash: +/-1°. Operating time: 10% at 5 min.
Life time: 1,000 hours at max. performance at speed 500 min^-1 and operating time 20%. Permiss. operating temperature: -20° to +60°C.