Mainspring for Helvetia 105
Height, diameter, thickness and length
1.20 Ă— 7.0 Ă— 0.085 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.
📏 Mainspring dimensions
| GR no. | Height | Diameter | Thickness | Length | Type |
|---|---|---|---|---|---|
| 2885 | 1.20 mm | 7.0 mm | 0.085 mm | 240 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 103.
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 2885) also fits
- Aurore 8
- Aurore 8 P
- Aurore 4800
- Benrus E
- Buren 8 3/5"
- Cluses 999
- Cupillard 120
- Cupillard 128
- Cupillard 198
- ETA 360 Ă 362
- ETA 364. 365
- ETA 367. 368
- ETA 500
- ETA 501
- ETA 674
- ETA 675
- ETA 675 S
- ETA 2510
- ETA 2512
- ETA 2518
- Eterna 500
- Eterna 675
- Eterna 675 S
- FHF 5
- Girard-Perregaux 87 New
- Helvetia 105-14
- Helvetia 105-34
- INT.S 200 anc
- INT.S 200 nouv
- Lip 153
- Lip T 12
- Moeris 5 1/4
- Moeris 5 3/4 C
- NF 7 525-525-1
- NF 7 526
- Roseba 220/240