Mainspring for Felsa 383
Height, diameter, thickness and length
📏 Mainspring dimensions
| GR no. | Height | Diameter | Thickness | Length | Type |
|---|---|---|---|---|---|
| 4477 | 1.60 mm | 9.0 mm | 0.095 mm | 320 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 78.
🛒 Matching mainspring in our shop
🔄 Alternative mainsprings
Same height, diameter equal or slightly smaller. Please check yourself before ordering.
🔧 Interchangeable spare parts
Which other spare parts of Felsa 383 fit other calibers:
🔗 According to the catalogue, the same mainspring (GR 4477) also fits
📄 Technical document
View the original document for Felsa 383 online:
❓ Frequently asked questions
Which mainspring fits the Felsa 383?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.60 × 9.0 × 0.095 × 320 mm (GR 4477, hand-wound, normal end hook).
Is this mainspring available in the shop?
An exact match is not in stock right now, but 1 similar mainsprings are possible alternatives.
Which other calibers use mainspring GR 4477?
According to the catalogue also in Alpina 586, Damas 511, Durowe 28, Durowe 32, Felsa 294 and 21 other calibers.
🛠️ For the workshop
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