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FE S73 – interchangeable spare parts
FE (France Ebauches) S73 movement
Which spare parts fit the FE S73 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.
42Parts 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 FE (France Ebauches) 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.
🔧 Interchangeable parts
| Part no. | Description | Also fits |
|---|---|---|
| 105 | Barrel bridge | |
| 121/2 | Balance cock for flat hairspring | |
| 121/3 | Balance cock for stud holder, shock-protecting device, flat hairspring | |
| 182 | Barrel and cover | |
| 195 | Barrel arbor | |
| 240 | Cannon-pinion | |
| 250 | Hour wheel | |
| 311 | Upper cap jewel with end-piece | |
| 330 | Lower cap jewel with end-piece | |
| 336 | Upper cap-jewel with end-piece, for escape wheel | |
| 380 (3618) | ||
| 381 (3619) | ||
| 401 | Winding stem | |
| 407 | Clutch wheel | |
| 410 | Winding pinion | |
| 415 | Ratchet wheel | |
| 420 | Crown wheel | |
| 422 | Crown wheel ring | |
| 425 | Click | |
| 430 | Click spring | |
| 435 | Yoke | |
| 440 | Yoke spring | |
| 443 | Setting lever | |
| 445 | Setting lever spring | |
| 450 | Setting wheel | |
| 730/1 | Hollowed-out roller | |
| 770 | Mainspring | |
| 5105 | Barrel bridge screw | |
| 5110 | Bridges and balance cock screws | |
| 5121 | Balance cock screw | |
| 5125 | Pallet cock screw | |
| 5311 | Upper end-piece screw | |
| 5330 | Lower end-piece screw | |
| 5334 | ||
| 5336 | Upper end-piece screw, for escape wheel | |
| 5346 | Lower end-piece screw, for escape wheel | |
| 5415 | Ratchet wheel screw | |
| 5420 | Crown wheel screw | |
| 5425 | Click screw | |
| 5443 | Setting lever screw | |
| 5445 | Screw for setting lever spring | |
| 5750 | Dial screw |
Source: original interchangeability lists of FE (France Ebauches) (checked transcription) and checked original spare-part labels · as of 2026-10-17. Height / execution: the part fits only in this height or execution.