| Property |
Specification |
| Definition |
A pinion is the smaller of two meshing gears in a gear pair, often paired with a larger gear |
| Material |
Carbon steel, alloy steel, stainless steel, cast iron, brass, plastic |
| Common Pairings |
Rack (Rack and Pinion), Spur Gear, Helical Gear, Bevel Gear |
| Function |
Transmits rotary motion and torque to or from a larger gear |
| Tooth Profile |
Usually involute; straight (spur), angled (helical), or conical (bevel) |
| Mounting |
Shaft-mounted with keyways, splines, or press fits |
| Applications |
Automotive steering systems, gearboxes, railways, elevators, mechanical drives |
| Advantages |
Precise motion control, compact size, effective torque transfer |
| Limitations |
Subject to wear under high loads, requires proper alignment and lubrication |
