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Mainspring
For Seiko 5420-5030
1.40 x 0.110 x 320 x 9.5 mm
GR Reference #: GR3699
Height (H): 1.4mm
Thickness (T): 0.11mm
Total Length (TL): 320mm
Barrel Diameter (BD): 9.5mm
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 |
|---|---|---|
| Bettlach 8121 | PIN LEVER AUTOMATIC SWEEP SECOND | 11.5 |
| Bulova C3926 | BULOVA CASE REFERENCE | |
| Bulova C863024 | CARAVE CASE REFERENCE | |
| Bulova C935021 | BULOVA CASE | |
| Bulova C999178 | ||
| Citizen 4-043782 | CITIZEN CASE | |
| Citizen 4-083768 | CITIZEN CASE | |
| Citizen 4-089065 | CITIZEN CASE | |
| Citizen 4-089065 | CITIZEN CASE | |
| Seiko 9020-5310 | SEIKO CASE REFERENCE | |
| Citizen 4-211332 | CITIZEN CASE | |
| Seiko 9020-5310 | SEIKO CASE REFERENCE | |
| Citizen 4-396634 | CITIZEN CASE | |
| Citizen 4-830610 | CITIZEN CASE | |
| Citizen 4-833384 | CITIZEN CASE | |
| Citizen 4-943708 | CITIZEN CASE | |
| Citizen 4-E41201 | CITIZEN CASE | |
| Citizen 4-H01725 | CITIZEN CASE | |
| Citizen 4-R01894 | CITIZEN CASE | |
| Citizen 4-S71238 | ||
| Citizen 4-S91484 | ||
| Unitas 239 | LEFT SETTING PARTS | 18.5 |
| Citizen 4-Y50602 | CITIZEN CASE | |
| Citizen 71-0423 | CITIZE CASE REFERENCE | |
| Citizen 4-Y50602 | CITIZEN CASE | |
| Citizen AE-5018 | CITIZE CASE REFERENCE | |
| Court-essor 43 | REGULAR AND SWEEP | 10.5 |
| ETA 1009 | 8 x 9 | |
| ETA 2784 | 28,800 BPH AUTO CAL W/CORR. | 11.5 |
| Heuer HC2000 | ||
| Seiko 9020-5310 | SEIKO CASE REFERENCE | |
| Master Time M 134 | 25JL | |
| Omega 1637 | ELECT | |
| Seiko 8223-5220 | SEIKO CASE REFERENCE | |
| Omega 166.0138 | OMEGA CASE - USES CALIBER 1012 | |
| Citizen 4-943708 | CITIZEN CASE | |
| Omega 17285 | OMEGA USES CALIBER 580 | |
| Omega 191.0219 | OMEGA CASE USES CALIBER 1434 | |
| Omega 212 | 213000 BPH | 5 x 7 |
| Omega 2581 | OMEGA CASE USES CALIBER 342/344 | |
| Citizen AE-5018 | CITIZE CASE REFERENCE | |
| Omega 591.948 | OMEGA CASE USES CALIBER 1387 | |
| Omega 7248 | OMEGA CASE USES CALIBER 485 | |
| ETA 2784 | 28,800 BPH AUTO CAL W/CORR. | 11.5 |
| Orient 7DBZ1 | QUARTZ ANALOG DSS | |
| Puw 1000 | ELECTRIC-SS-STOP SECOND-SHOCK | 12.5 |
| Seiko 1004-0010 | SEIKO CASE REFERENCE | |
| Seiko 1400-6980 | SEIKO CASE REFERENCE | |
| Seiko 1E20-0250 | SEIKO CASE REFERENCE | |
| Seiko 2C20-5369 | SEIKO CASE REFERENCE | |
| Seiko V220-0010 | LORUS CASE | |
| Seiko 2E20-6260 | SEIKO CASE REFERENCE | |
| Seiko 5M62-0C60 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 5P32-5090 | SEIKO CASE REFERENCE | |
| Seiko 5Y23-8090 | ||
| Seiko 6309-7039 | SEIKO CASE REFERENCE | |
| Bulova C863024 | CARAVE CASE REFERENCE | |
| Seiko 7800-6000 | SEIKO CASE REFERENCE | |
| Seiko 7820-5000 | SEIKO CASE REFERENCE | |
| Seiko 7830-5140 | SEIKO CASE REFERENCE | |
| Seiko 8223-5220 | SEIKO CASE REFERENCE | |
| Seiko 1E20-0250 | SEIKO CASE REFERENCE | |
| Seiko 9020-5310 | SEIKO CASE REFERENCE | |
| Seiko A904-5020 | SEIKO CASE REFERENCE | |
| Seiko S521-4010 | SEIKO CASE 08/12/98 | |
| Seiko V220-0010 | LORUS CASE | |
| Seiko V338-6B50 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y100-5898 | PULSAR CASE REFERENCE | |
| Seiko Y148-5019 | PULSAR CASE REFERENCE | |
| Seiko Y150-5F30 | PULSAR CASE REFERENCE | |
| Seiko Y434-5210 | PULSAR CASE REFERENCE | |
| Unitas 239 | LEFT SETTING PARTS | 18.5 |
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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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