Mainspring for BFG 34 C
Height, diameter, thickness and length
📏 Mainspring dimensions
| GR no. | Height | Diameter | Thickness | Length | Type |
|---|---|---|---|---|---|
| 3146 | 1.25 mm | 11.0 mm | 0.115 mm | 440 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 26.
🛒 Matching mainspring in our shop
Only mainsprings with exactly the same height, thickness and length are shown; the diameter is equal or up to 1 mm smaller – a smaller spring settles in the barrel.
🔄 Alternative mainsprings
Same height, diameter equal or slightly smaller. Please check yourself before ordering.
🔗 According to the catalogue, the same mainspring (GR 3146) also fits
❓ Frequently asked questions
Which mainspring fits the BFG 34 C?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.25 × 11.0 × 0.115 × 440 mm (GR 3146, hand-wound, normal end hook).
Is this mainspring available in the shop?
Yes, Master Watch Parts currently has 1 matching mainsprings in stock.
Which other calibers use mainspring GR 3146?
According to the catalogue also in BFG 33, BFG 34, BFG 800, BFG 801, Cattin 351 and 2 other calibers.
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