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Mainspring
For Osco 500
1.35 x 0.110 x 260 x 9.0 mm
Height (H): 1.35mm
Thickness (T): 0.11mm
Total Length (TL): 260mm
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 |
|---|---|---|
| Citizen 4-S18442 | CITIZEN CASE | |
| Bulova 9AS | AUTO SMALL SECOND | 9.25 |
| Citizen 8920C | QUARTZ ANALOG & DIGITAL SS ALARM | |
| Bulova C870040 | BULOVA CASE REFERENCE | |
| Citizen 4-158326 | CITIZEN CASE | |
| Citizen 4-S18442 | CITIZEN CASE | |
| Citizen 8920C | QUARTZ ANALOG & DIGITAL SS ALARM | |
| Bulova 9AS | AUTO SMALL SECOND | 9.25 |
| Citizen EA1832 | CITIZE CASE REFERENCE | |
| Seiko 1400-0590 | SEIKO CASE REFERENCE | |
| Seiko V232-0150 | PULSAR CASE REFERENCE | |
| Wittnauer CSW8212 |
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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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