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Mainspring
For Seiko 1F21-5F30
1.50 x 0.090 x 280 x 8.0 mm
GR Reference #: GR4100
Height (H): 1.5mm
Thickness (T): 0.09mm
Total Length (TL): 280mm
Barrel Diameter (BD): 8mm
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 |
|---|---|---|
| Bidlingmaier 116 | 21,600 BPH SS AUTO | 11.5 |
| Citizen 4-711351 | CITIZE CASE REFERENCE | |
| Bulova C976467 | ||
| Citizen 4-163168 | CITIZEN CASE | |
| Wittnauer 4438-578 | WITTNA CASE REFERENCE | |
| Citizen 4-168623 | CITIZEN CASE | |
| Citizen 4-711351 | CITIZE CASE REFERENCE | |
| Citizen 4-795873 | CITIZEN CASE | |
| Citizen 4-F50395 | CITIZEN CASE | |
| Miyota 8270 | 11.5 | |
| Citizen 4-F90991 | CITIZEN CASE | |
| Citizen 4-G00911 | CITIZEN CASE | |
| Citizen 4-Y55752 | CITIZEN CASE | |
| Citizen 76-3128 | CITIZE CASE REFERENCE | |
| Dugena 821 | 15JL BM KASPER 200 | 5.75 x 8.5 |
| Longines 4058 | ||
| Mido 7050 | MIDO CASE REFERENCE | |
| Longines 4058 | ||
| Miyota 8270 | 11.5 | |
| Seiko 5Y22-7070 | SEIKO CASE REFERENCE | |
| Seiko 8123-5260 | SEIKO CASE REFERENCE | |
| Seiko 9521-6010 | SEIKO CASE REFERENCE | |
| Wittnauer 4438-578 | WITTNA CASE REFERENCE | |
| Zenith 682 | 11.5 |
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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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