1 " (16B) British Standard pitch sprockets. Manufactured in Steel EN8, 080M40/080M46, C45
16B-1 21T Steel Sprocket (8SR21)
16B-1 21T Steel Sprocket (8SR21)
| Part No. | 7826-231 |
| Code | 8SR21 |
| No. teeth | 21 |
| Outside dia. de | 181.2 |
| Pitch dia. dp | 170.43 |
| Boss dia. | 110 |
| Bore D1* | 20 |
| Overall Width A | 50 |
Every effort is taken to ensure the accuracy of the table data
Design variations and errors although rare may occur