1 1/4" (20B) British Standard pitch sprockets. Manufactured in cast iron.
20B-1 57T Cast Iron Sprocket (10SR57C)
20B-1 57T Cast Iron Sprocket (10SR57C)
| Part No. | 7827-152 |
| Code | 10SR57C |
| No. teeth | 57 |
| Outside dia. de | 591.5 |
| Pitch dia. dp | 576.36 |
| Boss dia. | 135 |
| Bore D1* | 40 |
| Overall Width A | 80 |
Every effort is taken to ensure the accuracy of the table data
Design variations and errors although rare may occur