| Symbol | XQ |
|---|---|
| Unit | - |
| Attribute-ID | approach_factor |
| Numeric ID | 14929 |
| Value Type | PMDouble |
The running-in factor XE is used to consider the smoothing condition of the flanks. The approach factor XQ considers the influence of the current driving direction: "wheel drives pinion" or "pinion drives wheel." Both factors influence the scuffing load capacity according to FVA 519. These factors can either be calculated or specified. If calculation is selected, it is performed according to FVA 519 I.