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Mainspring
For Seiko 1F20-F030
1.20 x 0.110 x 260 x 8.0 mm
GR Reference #: GR2947
Height (H): 1.2mm
Thickness (T): 0.11mm
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 |
|---|---|---|
| Seiko 2906-5540 | SEIKO CASE | |
| Benrus GG1D1 | DSS AUTO CAL SHOCK 21,600 BPH | 7.75 |
| Citizen 39-7920 | CITIZE CASE REFERENCE | |
| Citizen 4-951921 | CITIZEN CASE | |
| Citizen 4-L04691 | CITIZEN CASE | |
| Citizen 4-S17888 | CITIZE CASE REFERENCE | |
| Hanhart 786 | BM 86 TIMER -85 | 19.5 |
| Seiko 6530-6140 | SEIKO CASE REFERENCE | |
| Heuer 665.713 | HEUER | |
| Jaeger Lecoultre 609 | QUARTZ ANALOG 7 JEWELS (MOV'T HGT 1.96 M/M) | 6 x 7.75 |
| Langendorf 6305 | 13 | |
| MSR A1 | 6 | |
| Omega 1220 | ELE CALD MEGASONIC | 13 |
| Zenith 1110 | 21,600 BPH-17 JL-INCA-MICROMETRIC ADJ. STUD HOLDER | 5 x 6 |
| Omega 136.0012 | OMEGA CASE USES CALIBER 611/613 | |
| Omega 16063 | OMEGA CASE - USES CALIBER 210/240 | |
| Omega 195.056 | OMEGA CASE - USES CALIBER 1378 | |
| Omega 1220 | ELE CALD MEGASONIC | 13 |
| Omega 311.114 | OMEGA CASE USES CALIBER | |
| Pulsar VC11E | PULSAR MOVEMENT REFERENCE | |
| Seiko 6530-6140 | SEIKO CASE REFERENCE | |
| Seiko 1N00-5C70 | SEIKO CASE 08/12/98 | |
| Seiko 2906-5540 | SEIKO CASE | |
| Seiko 6530-6140 | SEIKO CASE REFERENCE | |
| Citizen 4-S17888 | CITIZE CASE REFERENCE | |
| Seiko 9029-5030 | SEIKO CASE REFERENCE | |
| Tissot 791 | W/O SECOND-ADJ REGULATOR W/STUDHOLDER | 11.5 |
| Seiko 1N00-5C70 | SEIKO CASE 08/12/98 | |
| Unitas 311 | HT 3.05 | 17 |
| Zenith 1110 | 21,600 BPH-17 JL-INCA-MICROMETRIC ADJ. STUD HOLDER | 5 x 6 |
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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 # |
|---|---|---|
| Uwersi 57/6 | 1.10 (1.20) x 0.100 (0.110) x 195 (260) x 7.5 (8.0) mm |
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