| |
Open/closed
bei 5 turns, graduated control for fine adjustment |
| |
Piston
valve with heat resistant Viton seals |
| |
Handwheel
- made of solid brass - with safety collar against break and
deformation of the spindle |
| |
Safety
ring against shocks on the spindle |
| ! |
Not
interchangeable with VKU because flow direction is different |