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Mainspring
For Seiko 6640A
1.40 x 0.100 x 260 x 8.0 mm
GR Reference #: GR3662
Height (H): 1.4mm
Thickness (T): 0.1mm
Total Length (TL): 260mm
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 |
|---|---|---|
| A. Schild 1052 | LEFT SETTING PARTS MS=1.70 X .16 X 460(18") | 16 |
| Zenith 420 | GENTS AUTOMATIC | 13.5 |
| Amida 416 OLD | PIN LEVER-CALENDAR-DIRECT CENTER | 11.5 |
| Bulova 6201.27 | ||
| Bulova C867692 | BULOVA CASE REFERENCE | |
| Citizen 4-263961 | CITIZE CASE REFERENCE | |
| Seiko 8F32-0420 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Citizen 4-796039 | CITIZEN CASE | |
| Citizen 4-E68397 | CITIZEN CASE | |
| Bulova 6201.27 | ||
| Citizen SZ-1262 | CITIZE CASE REFERENCE | |
| Citizen 4-263961 | CITIZE CASE REFERENCE | |
| Longines 9216-510 | LONGIN CASE REFERENCE | |
| Zenith 420 | GENTS AUTOMATIC | 13.5 |
| Omega 191.121 | OMEGA CASE - USES CALIBER ? | |
| Seiko 1230-5529 | SEIKO CASE REFERENCE | |
| Seiko 2K23-6010 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 7N39-0BK0 | ||
| Seiko 8F32-0420 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V810-5910 | SEIKO CASE 08/12/98 | |
| Zenith 420 | GENTS AUTOMATIC | 13.5 |
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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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