421F8__

Worm gearbox

Output torque

max. 20.0 Nm

Gear reduction

8:1

Efficiency

0,39

The gearbox is suitable for these applications

Correctly dimensioning roller shutter gears
pluggable_crank_system_en

Features

  • Without end stop (AB)
  • Zinc die-cast housing
  • Worm and worm wheel made of steel
  • Continuous inner profile on the drive and output
  • Tested in accordance with DIN EN 14201

Note

  • Colored versions on request
  • Versions with extension, mounted universal joint, plug-in crank system, zinc or plastic eyelet or 8 mm square adapter on request

Technical data

Variants

Item no. Drive Output drive
421F892 7 mm hexagon socket 10 mm square socket
421F804 6 mm square drive 13 mm square drive
421F842 7 mm hexagon socket 13 mm square socket