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Mainspring
For Seiko 7T42-7A2A
1.80 x 0.110 x 300 x 9.0 mm
GR Reference #: GR5275
Height (H): 1.8mm
Thickness (T): 0.11mm
Total Length (TL): 300mm
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 |
|---|---|---|
| Enicar 982 | 10.5 | |
| Citizen 38-8785 | CITIZE CASE REFERENCE | |
| Citizen 4-285662 | CITIZEN CASE | |
| Citizen 4-K12461 | ||
| Citizen 4-451511 | CITIZEN CASE | |
| Citizen 4-451511 | CITIZEN CASE | |
| Citizen 4-A00549 | CITIZEN CASE | |
| Citizen 4-K12461 | ||
| Citizen 4-L11191 | CITIZEN CASE | |
| Seiko V220-6140 | PULSAR CASE | |
| Citizen 4-S43226 | CITIZEN CASE | |
| Citizen 4-451511 | CITIZEN CASE | |
| Enicar 982 | 10.5 | |
| Kienzle 051A52 | 12 | |
| Minerva 19-44 | ||
| Omega 191.0100 | OMEGA CASE REFERENCE | |
| Omega 551.046 | OMEGA CASE USES CALIBER 661 | |
| Seiko 5P39-7A20 | SEIKO CASE REFERENCE | |
| Seiko 5Y23-7A30 | ||
| Seiko V220-6140 | PULSAR CASE | |
| Seiko Y481-6850 | 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 # |
|---|---|---|
| Dugena 550 | 1.80 x 0.110 x 350 (300) x 10.5 (9.0) mm | |
| Dugena 950 | 1.80 x 0.110 x 350 (300) x 10.5 (9.0) mm |
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