Triplex 1 1/2" (24B) British Standard pitch sprocket. Manufactured in Steel EN8, 080M40/080M46, C45
24B-3 21T Steel Sprocket (12TR21)
24B-3 21T Steel Sprocket (12TR21)
| Part No. | 7828-304 |
| Code | 12TR21 |
| No. teeth | 21 |
| Outside dia. de | 270.6 |
| Pitch dia. dp | 255.65 |
| Boss dia. | 160 |
| Bore D1* | 30 |
| Overall Width A | 150 |
Every effort is taken to ensure the accuracy of the table data
Design variations and errors although rare may occur