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- 12 Diametral Pitch
- 51 Teeth
- 14.5 ° Pressure Angle
- 4 1/4" Pitch Diameter
- 1" Nominal Bore
| Keyway | w/Double Keyway Only |
| Outside Dia. | 4.42 in |
| Torque at 1200 RPM | 178 lb/in |
| Hardened Teeth | Without Hardened Teeth |
| Pitch Diameter | 4.25 in |
| Torque at 600 RPM | 275 lb/in |
| Length Through Bore | 0.75 in |
| Hub Dia. | 2.19 in |
| Torque at 1800 RPM | N/A |
| Pressure Angle | 14.5 ° |
| Material | Cast Iron |
| Bushing Series | None |
| Torque at 300 RPM | 377 lb/in |
| No. of Teeth | 51 |
| Torque at 200 RPM | 407 lb/in |
| Diametral Pitch | 12 |
| Torque at 900 RPM | 216 lb/in |
| Set Screw | None |
| Bore Size | 1 in |
| Weight | 1.701 LB |
| EAN or UPC | 781711111468 |
