Summary: This bogie has such features as three-piece casting steel bogie structure, but elastic crossing rod connection is additionally arranged between two side frames which has large anti-lozenge rigidity. Spring is additionally installed between side frame pedestal bracket and adapter to locate wheelset. It has primary suspension to reduce the unsprung mass. The bogie is comprised of wheelset and bearing, bolster assembly, side frame assembly, elastic suspension device and damping device, constant contact side bearing and brake rigging, etc.
Main technical parameters:
| Axle load (t) |
25 |
| Tare weight (t) |
4.7 |
| Gauge (mm) |
1435 |
| Operating speed (km/h) |
120 |
| Min. radius of curvature negotiable (m) |
100 |
| Wheel diameter (mm) |
840 |
