ETA 9181 – interchangeable spare parts

ETA 9181 movement

Which spare parts fit the ETA 9181 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

41Parts with interchange data
3Calibers 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 9181 in our shop

🔧 Interchangeable parts

Part no.DescriptionAlso fits
110ISO 10.048Train wheel bridge, jewelled
145ISO 10.106Dial support
161ISO 80.400Centre tube
203ISO 30.012Intermediate wheel
210ISO 30.025Third wheel
227ISO 30.027Second wheel
242ISO 31.083Cannon pinion with driving wheel
255/1ISO 31.046.06Hour wheel, assembled
260ISO 31.041Minute wheel
405/3ISO 51.020Handsetting stem
407/1ISO 31.121.06Sliding pinion
435/3ISO 51.050.06Yoke
443/1ISO 51.080.06Setting lever, assembled
469ISO 51.201Hour wheel maintaining small plate
482ISO 61.092Setting lever recall spring
491ISO 51.081Lever for setting lever
2543ISO 33.011Intermediate date wheel
2544ISO 30.100Date corrector pinion
2555ISO 33.028Calendar driving wheel
2557/1ISO 91.440Date indicator
2561/1ISO 91.441Day indicator
2569ISO 53.204Double corrector
2576ISO 53.080Date jumper
2781ISO 83.186
2782ISO 83.170Calendar driving wheel spring-clip
4182ISO 10.542
4183ISO 10.583
4210ISO 20.580.05Rotor (for hour + minute)
4213ISO 51.522
4214ISO 51.510
4240/1ISO 20.530.06Transistor unit
4265ISO 40.660
4401ISO 20.761Bridle +
4401/1ISO 20.761.18Bridle +
4401/2ISO 20.762Special bridle +
4405Contact strip bridle
according to original label
4405/2ISO 20.765.18Contact strip bridle
4413ISO 20.700
4605ISO 40.712
4606ISO 40.700
4929/1ISO 20.570.18Battery

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.

🔗 Movements sharing the most parts

→ All calibers of ETA

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