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Mainspring
For Seiko 4N21-0230
1.70 x 0.100 x 320 x 9.0 mm
GR Reference #: GR4880
Height (H): 1.7mm
Thickness (T): 0.1mm
Total Length (TL): 320mm
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 |
|---|---|---|
| Elgin 617L | ||
| A. Schild 1186 | 6 x 7.75 | |
| Bulova K26 | BULOVA 5AT | |
| A. Schild 1186 | 6 x 7.75 | |
| Certina 155 | 10.5 | |
| Citizen 4-098439 | CITIZE CASE REFERENCE | |
| Citizen 4-102282 | CITIZEN CASE | |
| Seiko A129-5000 | SEIKO CASE REFERENCE | |
| Citizen 4-180411 | CITIZEN CASE | |
| Citizen 4-397045 | CITIZEN CASE | |
| Citizen 4-409663 | CITIZEN CASE | |
| Citizen 4-451040 | CITIZEN CASE | |
| Citizen 4-650255 | CITIZEN CASE | |
| Citizen 4-652380 | CITIZEN CASE | |
| Bulova K26 | BULOVA 5AT | |
| Citizen 4-710568 | CITIZEN CASE | |
| Citizen 4-797027 | CITIZE CASE REFERENCE | |
| Seiko Y792-4080 | ||
| Citizen 4-851625 | CITIZEN CASE | |
| Citizen 4-917871 | CITIZE CASE REFERENCE | |
| Citizen 4-E65932 | CITIZE CASE REFERENCE | |
| Citizen 4-F47238 | CITIZEN CASE | |
| Citizen 4-S005345 | ||
| Citizen 4-K05260 | CITIZEN CASE | |
| Citizen 4-S005345 | ||
| Unitas 86 | 16.5 | |
| Citizen 9200 | 18,000 BPH | 12 |
| Citizen B030M | ||
| Omega 591.335 | OMEGA CASE USES CALIBER 1455 | |
| Citizen BX-5123 | CITIZE CASE REFERENCE | |
| Citizen CR-3037 | CITIZE CASE REFERENCE | |
| Dugena PESEUX 320 | PESEUX 320 | 599 |
| Omega 7603 | OMEGA CASE USES CALIBER 480 484 650 | |
| Elgin 617L | ||
| Glycine 14 | ||
| Hamilton 73394 | HAMILT CASE REFERENCE | |
| Junghans 80/2 | ||
| Citizen 4-451040 | CITIZEN CASE | |
| Omega 111.0135 | OMEGA CASE USES CALIBER 625 | |
| Seiko Y792-4080 | ||
| Omega 168.1641 | OMEGA CASE REFERENCE | |
| Omega 18078 | OMEGA CASE USES CALIBER 210 | |
| Omega 186.0002 | OMEGA CASE - USES CALIBER 1620 | |
| Seiko 4700-5080 | SEIKO CASE REFERENCE | |
| Omega 191.755 | OMEGA CASE - USES CALIBER 1342 | |
| Omega 591.335 | OMEGA CASE USES CALIBER 1455 | |
| Citizen 4-F47238 | CITIZEN CASE | |
| Omega 6132 | OMEGA CASE USES CALIBER 560 | |
| Citizen 4-098439 | CITIZE CASE REFERENCE | |
| Omega 7603 | OMEGA CASE USES CALIBER 480 484 650 | |
| Puw 432T | QUARTZ-ANALOG-W/TRIMMER | 6.75 x 8 |
| Puw 801 | 21,600 BPH-SHOCK-DSS-CALENDAR | 8.25 |
| Seiko 8F56-00J0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko 1004-3070 | SEIKO CASE REFERENCE | |
| Seiko 1230-5309 | SEIKO CASE REFERENCE | |
| Seiko 2626-013A | SEIKO CASE REFERENCE | |
| Seiko 2949-513A | SEIKO CASE REFERENCE | |
| Seiko 2F70-5820 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 4700-5080 | SEIKO CASE REFERENCE | |
| Seiko 4N00-0070 | SEIKO CASE. | |
| Seiko 5M43-0D30 | SEIKO CASE 971129 | |
| Seiko 5Y30-5190 | SEIKO CASE REFERENCE | |
| Seiko 6020-802A | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 6222-0020 | SEIKO CASE REFERENCE | |
| Seiko 7320-0350 | SEIKO CASE 08/12/98 | |
| Seiko 7321-5660 | SEIKO CASE REFERENCE | |
| Seiko 8F56-00J0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko A129-5000 | SEIKO CASE REFERENCE | |
| Seiko A557-5050 | SEIKO CASE REFERENCE | |
| Seiko V532-6C20 | SEIKO CASE 08/12/98 | |
| Seiko V534-6A00 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko W029-6010 | PHASAR CASE REFERENCE | |
| Seiko W854-4020 | ||
| Seiko Y100-5059 | PULSAR CASE. | |
| Seiko Y147-504F | PULSAR CASE REFERENCE | |
| Seiko Y792-4080 | ||
| Unitas 147 | SWEEP SECOND | 13 |
| Unitas 86 | 16.5 | |
| Wittnauer 11SSG | 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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