- B3 Gear Style
- 14.5° Pressure Angle
- 156 Teeth
- 12 Diametral Pitch
- 13 in Pitch Diameter
| Inch/Metric | Inch |
| No. of Teeth | 156 |
| Hub Dia. | 2.9845 in |
| Bore Size | 0.875 in |
| Pitch Diameter [Min] | 13 in |
| Keyway | w/o Keyway |
| Gear Style | B3 |
| Length Through Bore | 1.75 in |
| Pressure Angle | 14.5 ° |
| Material | Cast Iron |
| Hub Projection | 1 in |
| Outside Dia. [Min] | 13.166 in |
| Bore Type | Reborable |
| Diametral Pitch | 12 |
| Bore Size [Max] | 1.8125 in |
| Class | 6 |
| Weight | 10.25 LB |
| EAN or UPC | 697950057224 |

