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Mainspring for Rolex 420 Aut
Height, diameter, thickness and length
1.15 Ă— 6.5 Ă— 0.06 Ă— 240 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.
đź“Ź Mainspring dimensions
| GR no. | Height | Diameter | Thickness | Length | Type |
|---|---|---|---|---|---|
| 2767-X | 1.15 mm | 6.5 mm | 0.06 mm | 240 mm | Automatic, with welded slipping bridle |
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 168.