High-resistance reinforced phenolic based (PF) Duroplast, black colour, glossy finish.
Standard executions
Black-oxide steel hub.
- VDC-GXX: for gravity indicators.
Solid hub, see table for maximum permissible boring diameters d' and d''.
- VDC-GXX+I: for gravity indicators.
Solid hub, see table for maximum permissible boring diameters d' and d''.
Revolving handle I.301+x in Duroplast, black colour, glossy finish.
- VDC-PXX+I: for positive drive indicators.
Rear flange with internal crown gear wheel in acetal resin based (POM) technopolymer. Black-oxide steel screw and anchor pin.
Hub with H7 reamed through hole.
Revolving handle I.301+x in Duroplast, black colour, glossy finish.
The rim with internal rear scallops (for models with diameter D ≥ 125 mm) makes the grip and the manoeuvre of the handwheel easier especially in the versions without handle.
Indicator choice (to be ordered separately)
To choose the indicator see the table below for possible assembly with indicators.
See also "Assembly instructions" for gravity indicators type Gor positive drive indicators type P.