Bolt Circle Diameter4.625 inBore Diameter3.125 inBushing SizeR1Bushing TypeDouble Split Tapered TypeFinish/CoatingBlack PhosphateKeyway Size3/4 X 3/8Keyway TypeStandardLength Through Bore2.875 inOD5.375 inSeriesR1 SeriesTypeDouble Split Tapered Bushings
| Bolt circle | 7.88 |
| Bore | 120 mm |
| Bore (mm) | 120 |
| Capscrew designation (screw thread size) | 3/4 10 |
| Capscrew length | 6.75 |
| Design | Standard |
| Dimension | 6.75 |
| Hardware | Inch series |
| Installation torque | 225 |
| Key size | 32 x 18 |
| Keyway | Standard |
| Mounting | Standard |
| Number of capscrews | 4 |
| Rating (in lbs) | 125000 |
| Series | Sure-Grip® bushing |
| Size | M |
| TBW group no. | 11320 |
| Torque capacity | 125000 |
| Type | OD |