Bronze wormwheels, worm not included with wormwheel but available /steel-worm-gears/.. . 20° pressure angle. Bore tolerance H7. Single(1R) Start. Right Hand. All dimensions in mm.. Standard tolerances, unless otherwise stated ±0.25 mm. Cast Iron Grade GG20
Cast Iron Wormwheel Mod 20T, 1 Start (CWW30/20/1R)
Cast Iron Wormwheel Mod 20T, 1 Start (CWW30/20/1R)
| Part No. | 7705-203 |
| Code | CWW30/20/1R |
| Pitch Module | 3 |
| No . Teeth | 20 |
| dp | 60 |
| de | 71 |
| Boss Ø D | 40 |
| Length M | 18 |
| Bore | 15 |
| F | 24 |
| L | 4 |
| A | 46 |
| Centre Distance | 49 |
Every effort is taken to ensure the accuracy of the table data
Design variations and errors although rare may occur