Mainspring for Helbros 11 E
Height, diameter, thickness and length
1.30 Ă— 11.0 Ă— 0.13 Ă— 340 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 |
|---|---|---|---|---|---|
| 3339 | 1.30 mm | 11.0 mm | 0.13 mm | 340 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 101.
đź›’ Matching mainspring in our shop
We do not currently have a mainspring with exactly these dimensions in our shop. Feel free to write to us – we can often still find a suitable spring. Contact form · All mainsprings in our shop
đź”— According to the catalogue, the same mainspring (GR 3339) also fits
âť“ Frequently asked questions
Which mainspring fits the Helbros 11 E?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.30 × 11.0 × 0.13 × 340 mm (GR 3339, hand-wound, normal end hook).
Which other calibers use mainspring GR 3339?
According to the catalogue also in ETA 295, Lemania 2320, Lemania 2330, Lemania 2340. 2350, Omega 28 SC and 3 other calibers.
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