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Mainspring
For Zenith 420
1.15 x 0.090 x 220 x 7.5 mm
Height (H): 1.15mm
Thickness (T): 0.09mm
Total Length (TL): 220mm
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.
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 |
|---|---|---|
| Bulova C884021 | BULOVA CASE | |
| Citizen 4-079094 | CITIZEN CASE | |
| Seiko 2F50-5660 | SEIKO CASE REFERENCE | |
| Citizen 4-140354 | CITIZEN CASE | |
| Citizen 4-229525 | CITIZEN CASE | |
| Citizen 4-360869 | CITIZEN CASE | |
| Citizen 4-682106 | CITIZEN CASE | |
| Citizen 4-710398 | CITIZEN CASE | |
| Citizen 4-S08145 | CITIZE CASE REFERENCE | |
| Citizen 4-S34227 | CITIZEN CASE | |
| Citizen 61-9604 | CITIZE CASE REFERENCE | |
| Citizen 81-3231 | CITIZE CASE REFERENCE | |
| Croton X398 | PHENIX 98 | 8.75 |
| Longines 4937-16 | ||
| Omega 136.0009 | ||
| Omega 311.002 | OMEGA CASE USES CALIBER 540 | |
| Omega 591.100 | OMEGA CASE USE CALIBER 1350 | |
| Omega 591.134 | OMEGA CASE USES CALIBER 1387 | |
| Otero 796 | 21,600 BPH-25 JL-DSS-AUTO-DIGITAL | 11.5 |
| Seiko 1400-7980 | SEIKO CASE REFERENCE | |
| Seiko 2906-531A | SEIKO CASE REFERENCE | |
| Seiko 2F50-5660 | SEIKO CASE REFERENCE | |
| Seiko 2Y00-0270 | SEIKO CASE REFERENCE | |
| Seiko 4206-5200 | SEIKO CASE REFERENCE | |
| Seiko 4326-5010 | SEIKO CASE REFERENCE | |
| Seiko 5A74-5010 | SEIKO CASE REFERENCE | |
| Seiko 5E20-9A00 | SEIKO CASE REFERENCE | |
| Seiko 6433-5030 | SEIKO CASE REFERENCE | |
| Seiko 7N00-F150 | SEIKO CASE 9OVE50 | |
| Seiko 7T62-0FC0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko 9570-5200 | SEIKO CASE REFERENCE | |
| Seiko Y756-5019 | PULSAR CASE REFERENCE | |
| Unitas 331 | 16.5 | |
| Wittnauer CCK2448 | WITTNA 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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