| pd | = | n |
| p |
To Find the Outside Diameter of Spur Wheels:
| od | = | (2 + n) |
| p |
To Find the Circular Pitch:
| cp | = | π |
| pd |
To Find the Distance Between the Centers of Two Spur Gears:
| (n¹ + n²) |
| 2 |
| p |
Where n¹ + n² = the sum of the teeth of both gears.
| pd | = | n |
| p |
To Find the Outside Diameter of Spur Wheels:
| od | = | (2 + n) |
| p |
To Find the Circular Pitch:
| cp | = | π |
| pd |
To Find the Distance Between the Centers of Two Spur Gears:
| (n¹ + n²) |
| 2 |
| p |
Where n¹ + n² = the sum of the teeth of both gears.