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Mainspring
For Zenith 4021
1.10 x 0.130 x 300 x 10.0 mm
Height (H): 1.1mm
Thickness (T): 0.13mm
Total Length (TL): 300mm
Barrel Diameter (BD): 10mm
End Type: Auto
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 4-391471 | CITIZEN CASE | |
| Seiko 8229-5000 | SEIKO CASE REFERENCE | |
| Citizen 4-G11858 | CITIZEN CASE | |
| Citizen 4-H28933 | CITIZEN CASE | |
| Omega 17084 | OMEGA USES CALIBER 455 | |
| Citizen 4-S12801 | CITIZEN CASE | |
| Hamilton 956371 | HAMILT CASE REFERENCE | |
| Hermann Becker 113 | AUTOMATIC CALENDAR DIRECT CENTER | 11.5 |
| Mathey Tissot 609 | PES 7016 | 11.5 |
| Omega 17084 | OMEGA USES CALIBER 455 | |
| Parrenin 740D | ||
| Seiko 6810A | ||
| Seiko 1F20-5J1H | SEIKO CASE | |
| Seiko 6810A | ||
| Parrenin 740D | ||
| Seiko 8229-5000 | SEIKO CASE REFERENCE | |
| Seiko V700-5001 | SEIKO CASE. | |
| Seiko Y661-4020 | PULSAR CASE REFERENCE |
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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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