ETA 2340 – interchangeable spare parts

ETA 2340 movement

Which spare parts fit the ETA 2340 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

4Parts with interchange data
4Calibers sharing parts
Note: We have compiled this overview to the best of our knowledge and belief, based on the original interchangeability lists of ETA and the original spare-part labels. All information has been carefully checked but is provided without guarantee. Please verify the interchangeability yourself before fitting, especially the height, diameter and execution of the part.

🛒 Spare parts for ETA 2340 in our shop

🔧 Interchangeable parts

Part no.DescriptionAlso fits
407Sliding pinion
according to original label
410Winding pinion
according to original label
443Setting lever
according to original label
445Setting lever jumper
according to original label

Source: original interchangeability lists of ETA (checked transcription) and checked original spare-part labels · as of 2026-10-18. Height / execution: the part fits only in this height or execution.

🌀 Matching mainspring

Mainspring dimensions for ETA 2340 (height × diameter × thickness × length) and matching mainspring in our shop:

🔗 Movements sharing the most parts

→ All calibers of ETA

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