| Generator brush holder assembly | Standard exposed length | 9.5 to 11.5 mm (0.374 to 0.453 in.) | |
| Minimum exposed length | 4.5 mm (0.177 in.) | ||
| Generator rotor assembly resistance | Slip ring - Slip ring | 2.3 to 2.7 Ω at 20°C (68F°) | |
| Slip ring - Rotor | 10 MΩ or higher | ||
| Generator rotor assembly slip ring diameter | Standard diameter | 14.2 to 14.4 mm (0.559 to 0.567 in.) | |
| Minimum diameter | 14.0 mm (0.551 in.) | ||