Boschert
Automatic and Pneumatic Chucks
When shafts change often, or the chuck is hard to reach, automatic A-series and pneumatic P-series chucks open and close without the operator touching them. The A40 is a direct retrofit for the 30-40 C or VT chuck.

- 800 – 7,000 kgmax. shaft weight
- 180 – 2,350 Nmmax. torque
- DGUVtest certified
Why automatic chucks
Safer, Faster Changes
Hands Off
No reaching into the machine to open or close.
Certified
DGUV tested to EN 1010-1 for printing and converting machines.
Retrofit
A40 replaces a 30-40 C or VT chuck directly.
Monitoring
Proximity sensor options confirm open and closed.
The range
The Range
A-Series Automatic
A40, A50 and A80 automatic chucks, foot or flange mounted.
- 1,600 – 7,000 kg
- VT wear parts
P-Series Pneumatic
P30, P40 and P50 pneumatic chucks.
- 800 – 2,800 kg
Sizes
| Model | Max. shaft weight | Max. torque | Square |
|---|---|---|---|
| A40 | 1,600 kg | 350 Nm | 40 mm |
| A50 | 2,800 kg | 1,100 Nm | 50 mm |
| A80 | 7,000 kg | 2,350 Nm | 80 mm |
| P30 | 800 kg | 180 Nm | 30 mm |
| P40 | 1,600 kg | 350 Nm | 40 mm |
| P50 | 2,800 kg | 1,100 Nm | 50 mm |
Literature & related
More Information
- Automatic and pneumatic chucks
Overview and sizes · PDF, 13.7 MB - Boschert product catalogue
Safety, sliding, automatic and pneumatic chucks, brakes, clutches, options (2024) · PDF, 13.7 MB
Not Sure Which One You Need?
Tell us about the job – the machine, the conditions and what it has to do – and we’ll help you choose the right Boschert product.