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How to Measure Expanding Shaft for Replacement

Release time:2026-05-07 11:47viewed:times

When your air shaft / expanding shaft is damaged and you need to order a new one, you may not know how to measure it correctly. Below is the standard method to measure your shaft for replacement.
If your safety chucks are supplied by Shanghai Handong Machinery, you only need to measure the following key dimensions:
  1. Measure the installation base plate distance on both sides (as marked in the photo).

  2. Provide the safety chuck model.

  3. Tell us the inner diameter of the core (paper tube).

  4. Let us know your maximum load requirement.




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Real photos are attached for your reference.


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More questions welcome to contact us :sqq@sh-handong.com

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