S20/S24 Hand Operated Gearboxes
Hand Operated Gearboxes
Can be used as a rotary actuator, as a gearbox for cable winches or as a gearbox for chain drives.
- Easy and safe operation.
- Load is held securely due to self locking worm gear.
- Self locking.
Model: S20
With cast iron housing mounted into a rolled section fixing bracket. With machined worm wheel and hardened worm shaft running on bronze bushes.
Model: S24
With diecast aluminium housing suitable for use in hostile environments. Machined Phosphor Bronze worm wheel and hardened worm shaft fitted with teflon sintered bearings to reduce effort.
Model | Ratio | Driving torque (daN m) | Effort On Crank (kg) | Total Shaft Length (mm) | Shaft Diameter (mm) | Hole Distance (mm) | Hole Diameter (mm) | Weight (kg) |
S20 | 20:1 | 12 | 11 | 196 | 25 | 170 | 13 | 5 |
S24 | 24:1 | 36 | 22 | 200 | 36 | 135/60 | 13 | 8 |