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Mainspring
For Seiko W348-4A00
1.60 x 0.080 x 280 x 7.5 mm
GR Reference #: GR4447
Height (H): 1.6mm
Thickness (T): 0.08mm
Total Length (TL): 280mm
Barrel Diameter (BD): 7.5mm
End Type: Manual
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
Movement Listing
This mainspring is used by the following movements:
Similar Mainspring Listing
This mainspring is similar to that used by the following movements. When values differ the exact value is shown brackets for reference:
| Movement | Mainspring | GR Reference # |
|---|---|---|
| Wittnauer 71 | 1.60 x 0.065 (0.080) x 280 x 7.5 mm | GR4422 |
| Wittnauer 7T | 1.60 x 0.065 (0.080) x 280 x 7.5 mm | GR4422 |
| Wittnauer 7TT | 1.60 x 0.065 (0.080) x 280 x 7.5 mm | GR4422 |
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