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Mainspring
For Unitas 166
1.25 x 0.100 x 290 x 9.0 mm
Height (H): 1.25mm
Thickness (T): 0.1mm
Total Length (TL): 290mm
Barrel Diameter (BD): 9mm
End Type: Manual
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
GR Approximation
This mainspring does not have a GR reference. The following GR mainsprings are the closest fit, when values differ the exact value is shown brackets for reference:
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Bettlach 8808 | 12 | |
| Wittnauer FS0294-M0202 | WITTNAUER CASE | |
| Citizen 4-085531 | CITIZE CASE REFERENCE | |
| Fontainemelon 19.75 | 19.75 | |
| Citizen 4-327543 | CITIZEN CASE | |
| Citizen 4-532023 | CITIZEN CASE | |
| Cortebert 408 | F 155 | 7.75 |
| Citizen 4-K05855 | CITIZEN CASE REFERENCE | |
| Citizen 4-Y63178 | CITIZEN CASE | |
| Citizen 9080A | QUARTZ DIGITAL | |
| Cortebert 408 | F 155 | 7.75 |
| Fontainemelon 19.75 | 19.75 | |
| Seiko 1000-8090 | SEIKO CASE REFERENCE | |
| Seiko 4N01-0130 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 7771-5050 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V700-5A80 | SEIKO CASE 951201 | |
| Wittnauer 852399 | WITTNA CASE REFERENCE | |
| Wittnauer FS0294-M0202 | WITTNAUER CASE |
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Similar Mainspring Listing
This mainspring is similar to the mainspring used by the following movements. A similar mainspring differs slightly in one or more dimensions but may possibly still work as a replacement. When values differ the exact value is shown brackets for reference:
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