- Size 8SC Spacer Hub
- 1 1/8" Bore
| Size of Cap Screws | 5/16" x 2 1/4" |
| Keyway Size | 1/4 x 1/8 |
| Length | 1 23/32 in |
| O.D. | 3.25 in |
| Coupling Size | 8 |
| Key Way Size | 1/4 X 1/8 in |
| Set Screw Size | 5/16-18 UNC |
| No. of Cap Screws | 4 |
| Bore Type | Finished Bore |
| No. of Set Screws | 1 |
| RPM [Max] | 4,500 rpm |
| Finished Bore Size | 1.125 in |
| Bore Size | 1 1/8 in |
| Bore Size [Max] | 1.875 in |
| Material Internal Use | Carbon Steel |
| Material External Use | Steel |
| Hub Dia. | 3 1/4 in |
| Outside Dia. | 3 1/4 in |
| Length Through Bore | 1.719 in |
| Material | Steel |
| Weight | 3.2 LB |
| EAN or UPC | 697950277493 |

