Mainspring for Roamer 277
Height, diameter, thickness and length
📏 Mainspring dimensions
| GR no. | Height | Diameter | Thickness | Length | Type |
|---|---|---|---|---|---|
| 3965 | 1.45 mm | 9.0 mm | 0.105 mm | 260 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 142.
🛒 Matching mainspring in our shop
🔄 Alternative mainsprings
Mainspring 1,45-8,5-0,10-27010,90 € incl. VAT *View item
Mainspring 1,45-9,0-0,105-265 Eberle8,99 € incl. VAT *View item
Mainspring 1,45-9,0-0,11-2558,99 € incl. VAT *View item
Mainspring 1,45-9,0-0,11-25510,90 € incl. VAT *View itemSame height, diameter equal or slightly smaller. Please check yourself before ordering.
🔗 According to the catalogue, the same mainspring (GR 3965) also fits
❓ Frequently asked questions
Which mainspring fits the Roamer 277?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.45 × 9.0 × 0.105 × 260 mm (GR 3965, hand-wound, normal end hook).
Is this mainspring available in the shop?
An exact match is not in stock right now, but 4 similar mainsprings are possible alternatives.
Which other calibers use mainspring GR 3965?
According to the catalogue also in Roamer 202, Roamer 229, Roamer 242, Roamer 253, Roamer 271 and 4 other calibers.
🛠️ For the workshop
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