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Spring for Coupling Systems – DUREL DC45/44


Spring for Coupling Systems


Product information:

  • For use in freight cars, locomotives and special rail cars
  • Suitable for all types of coupling systems
  • Superior energy absorption, vibration and noise damping for increased safety and traveling comfort
  • For use at ambient temperatures between -76°F and 122°F 
    (-60°C and +50°C) in appropriate material selection

Product Benefits

Please note: Springs must be protected from continued sun exposure (extended UV-resistance available upon request).

Spring composition:

Individual spring assemblies consist of polymer pads and intermediate discs, respectively, shown in the corresponding product picture.

  1. Installed height:
    293 ±2 mm
  2. Pad diameter at full stroke:
    180 ±2 mm
  3. Diameter of intermediate disc:
    180 mm
  4. Diameter of guiding rod:
    44 -1 mm 

Energy absorption: > 32 kJ
Damping: > 50 %
Pre-tension force: > 30 kN
Max. end force: < 1,200 kN
Stroke: < 85 mm
Weight: 12 kg 

DUREL springs for coupling systems – for a wide variety of industries:

DIBS DUREL's Industrial Buffer Series

Complete Assemblies

Customized Solutions