- 12 Diametral Pitch
- 18 Teeth
- 20 ° Pressure Angle
- 1 1/2" Pitch Diameter
- 1/2" Nominal Bore
| Pressure Angle | 20 ° |
| Bore Size | 0.5 in |
| Mounting Distance | 3 3/4 in |
| Hub Dia. | 1 1/4 in |
| Mating Gear Part No. | PA6412Y-G/ 4:1 Ratio |
| Diametral Pitch | 12 |
| Outside Dia. | 1.73 in |
| Use With | PA6412Y G |
| Material | Steel |
| Ratio | 4:1 |
| Hardened Teeth | Without Hardened Teeth |
| Tooth Type | Straight |
| Pitch Diameter | 1.5 in |
| Size Code | 7218 |
| Length Through Bore | 1.365 in |
| Type | Pinion |
| No. of Teeth | 18 |
| Spiral Direction | None |
| Keyway | w/o Keyway, w/o Setscrew |
| Weight | 0.501 LB |
| EAN or UPC | 781711125106 |

