Bogie 18-9771
Bogie model 18-9771 is designed for freight cars of 1520 mm track gauge, and also for freight cars of industrial transport.
| Specifications | |
|---|---|
| Maximum static load of wheel set on rails | 230,5 кН (23,5 ton-force) |
| Design speed | 120 km/h |
| Base | 1850 mm |
| Weight assembly | 4900 kg |
| Distance above rail head level to bearing surface level of center plate in free state | 811 mm |
| Distance between long axles of side bearing | 1524 mm |
| Distance between long axles of spring groups | 2036 mm |
| Spring suspension bending under maximum gross load | |
| Spring suspension bending under tare (under load of wheel set on rails 60 кН) | 12 mm |
| Relative friction coefficient of friction shock absorber in spring suspension: | |
| — under maximum gross load | 0,08 - 0,12 |
| — under tare | 0,10 - 0,16 |
| Center plate diameter | 300 mm |
| Center plate depth | 30 mm |
| Clearance to GOST 9238 | 02-ВМ |
| Design stock coefficient of spring suspension bending taking into account maximum load above axle to rails and without friction force, not less | 1,75 |
| Brake rigging ratio | 7 |
| Overhaul life | 500 thous. km |
Bogie 18-9771
