Two-axle bogie mod. 68-7041 with air suspension


Two-axle bogie mod. 68-7041 is designed for installation on passenger cars operating across the entire network of railways with a gauge of 1520 mm with a design speed of up to 160 km/h. The trolley is designed in accordance with the standards and operating conditions of the rolling stock on the CIS railways and the operating standards of the railways upper structure. The method of attaching the trolley to the wagon is similar to the trolley of model 68-7007/7012 (Manufacturer PJSC "Kryukovsky Railway Car Buildings Works").

The bogie is equipped:
  • axle box suspension (4 sets of double coil springs with 4 vertical hydraulic shock absorbers);
  • central suspension (2 air springs with two vertical shock absorbers and one horizontal shock absorber);
  • anti-union device;
  • lateral vibration damping mechanism (torsion device);
  • above the spring beam;
  • a mechanism for recording the temperature conditions of axle boxes.
TECHNICAL CHARACTERISTICS

Mass, kg

6 700

Bogie height under unequipped coach, mm

1019±15

Base, mm

2560

Track width, mm

1520

Summary static deflection, mm

316

Maximum static load from wheel set on rail, kN (tf)

176,5 (18,0)

Design speed, km/h

160

Overall dimensions according to GOST

02-ВМ

Designated service life of the main load-bearing elements of the trolley, years

50

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