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Mainspring
For Seiko 4N21-0670
1.50 x 0.100 x 240 x 7.5 mm
GR Reference #: GR41181
Height (H): 1.5mm
Thickness (T): 0.1mm
Total Length (TL): 240mm
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:
| Movement | Description | Ligne |
|---|---|---|
| Bulova 11UKACD | 11.5 | |
| Bulova 5BD | BULOVA MECHANICAL MOVEMENT 17 & 21J | 5.75 x 6.75 |
| Citizen 4-352513 | CITIZEN CASE | |
| Citizen 4-097416 | CITIZE CASE REFERENCE | |
| Seiko 7320-6170 | SEIKO CASE REFERENCE | |
| Citizen 4-352513 | CITIZEN CASE | |
| Felsa 152 | HEIGHT 3.35 | 16 |
| Bulova 5BD | BULOVA MECHANICAL MOVEMENT 17 & 21J | 5.75 x 6.75 |
| Seiko 7320-6170 | SEIKO CASE REFERENCE | |
| Seiko V232-7060 | PHASAR CASE REFERENCE | |
| Seiko V336-6100 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V806-0210 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V810-X023 |
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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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