Mainspring for Minerva 48-10 1/2-49-50
Height, diameter, thickness and length
1.50 Ă— 8.5 Ă— 0.10 Ă— 280 mmheight Ă— diameter Ă— thickness Ă— length
Note: We have transcribed this information to the best of our knowledge from the Générale Ressorts mainspring catalogue (GR 2, 1974). All information has been carefully checked but is provided without guarantee. Please check yourself before fitting that the mainspring fits, in particular height, diameter, thickness and length.
📏 Mainspring dimensions
| GR no. | Height | Diameter | Thickness | Length | Type |
|---|---|---|---|---|---|
| 4121 | 1.50 mm | 8.5 mm | 0.10 mm | 280 mm | Hand-wound, normal end hook |
All dimensions in millimetres. The height of a mainspring is often also called its “width”. Source: Générale Ressorts, mainspring catalogue GR 2 (March 1974), page 137.
đź›’ Matching mainspring in our shop
Only mainsprings with exactly the same height, thickness and length are shown; the diameter is equal or up to 1 mm smaller – a smaller spring settles in the barrel.
🔄 Alternative mainsprings
Mainspring 1,5-8,5-0,09-30010,90 € incl. VAT *View item
Mainspring 1,5x8,5x0,1x29011,90 € incl. VAT *View itemSame height, diameter equal or slightly smaller. Please check yourself before ordering.
đź”— According to the catalogue, the same mainspring (GR 4121) also fits
- EHF 183
- EHF 183-1
- EHF 207
- Election 62
- Election 500
- Felsa 179
- Felsa 330
- Geneva 23.7-4
- Gruen 587
- Jeambrun 217 9 3/3"
- Jeambrun 217 10 1/2"
- Lavina 10 1/2" 123
- Lavina 10 V2 - 28
- Oris 450 A
- Oris 451 A
- Osco 1065
- Recta 10 1/2 FFA
- Recta F 3
- Recta FB 5
- Recta FG
- Recta FL
- Rolex 10 '/2 Speed King
- Rolex 10 '/2-8 HW
- Universal 260
- Universal 261
- Wittnauer 11D