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Mainspring
For Longines 20.52
1.45 x 0.110 x 260 x 9.0 mm
GR Reference #: GR3980
Height (H): 1.45mm
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.
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Bulova C837002 | BULOVA CASE REFERENCE | |
| Citizen 4-664621 | CITIZEN CASE | |
| Citizen 4-F46576 | CITIZEN CASE | |
| Citizen 4-L11540 | CITIZEN CASE | |
| Elgin EG171-117 | ELGIN CASE | |
| Lord 40 | PIN LEVER | 10.5 |
| Citizen 4-664621 | CITIZEN CASE | |
| Omega 511.227 | OMEGA CASE USES CALIBER 484 | |
| Seiko Y147-8020 | PULSAR CASE REFERENCE | |
| Seiko 2559-7020 | SEIKO CASE REFERENCE | |
| Seiko 2559-7020 | SEIKO CASE REFERENCE | |
| Seiko 2906-568A | SEIKO CASE REFERENCE | |
| Seiko 5Y23-8A80 | SEIKO CASE REFERENCE | |
| Seiko V742-7A20 | SEIKO CASE 951201 | |
| Seiko V742-7A20 | SEIKO CASE 951201 | |
| Seiko VX43-X042 | ||
| Seiko Y147-8020 | PULSAR CASE REFERENCE |
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Similar Mainspring Listing
This mainspring is similar to that used by the following movements. When values differ the exact value is shown brackets for reference:
| Movement | Mainspring | GR Reference # |
|---|---|---|
| Roamer 356 | 1.35 (1.45) x 0.100 (0.110) x 320 (260) x 9.5 (9.0) mm |
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