Shrink discs

  • Shrink disks

Always well connected

Harmony in perfection: Our shrink discs are ideally adapted to your extremely compact hollow shaft or mounted shaft connection. This means maximum performance of your drive! The best accessories for the best gearbox in order to achieve full performance.

Your benefits:

  • Reliable and safe transmission
  • Huge installation space reduction
  • Multiple reuse
  • High dynamism and accuracy
  • Extremely smooth-running
  • Corrosion resistant design

Customised solutions

We will be happy to develop a solution for you that is tailored to your drive needs. You benefit from our years of experience, our highly skilled staff and our comprehensive service catalog. Please contact us.

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WITTENSTEIN Ltd. - 3 The Glades. Festival Way


3 The Glades. Festival Way

Stoke on Trent. Staffordshire. ST1 5SQ

  • Options
  • Technical data
  • Versions and applications


Shrink disc material options:

  • Steel
  • Chemically nickel plated
  • Stainless stee




Max. transmissible torque T: 51 to 4000 Nm

Selectable load shaft diameter D: 15 to 55 mm

Recommendation for the load shaft:

Tolerance h6

Surface roughness <= Rz 10

Minimum yield strength Rp 0,2 >= 360 N/mm²





Shrink discs are suitable for the following hollow-shaft gearbox versions:

Planetary gearbox:

- XP+
- SP+

Right-angle gearbox:

- HG+
- SPK+
- V-Drive+


  • Technically and geometrically matched
  • Installation space reduction
  • Reliable torque transmission
  • Simple mounting and removal
  • Backlash-free, positive connection
  • Absolutely reliable in an emergency
  • Extremely smooth-running
  • High dynamism and accuracy