Mainspring for Cortebert 517
Height, diameter, thickness and length
📏 Mainspring dimensions
| GR no. | Height | Diameter | Thickness | Length | Type |
|---|---|---|---|---|---|
| 2862 | 1.20 mm | 7.0 mm | 0.075 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 40.
🛒 Matching mainspring in our shop
🔄 Alternative mainsprings
Same height, diameter equal or slightly smaller. Please check yourself before ordering.
🔗 According to the catalogue, the same mainspring (GR 2862) also fits
❓ Frequently asked questions
Which mainspring fits the Cortebert 517?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.20 × 7.0 × 0.075 × 240 mm (GR 2862, 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 2862?
According to the catalogue also in Cortebert 5 Ms, Cortebert 404, Cyma 354, Cyma 13518, Eterna 360 and 2 other calibers.
🛠️ For the workshop
Red Teflon Hard Gasket For Watch Caseback Multi Size Listing Ø 16-42. Suitable for many brand watches such as Omega, Tissot, Junghans5,95 € – 7,95 € incl. VAT *View item ›
SuperLuminova BGW9 Grade A + 3g(A60+A61) + mixing bowl + 3x oil pin DIY KIT lume134,90 € incl. VAT *View item ›
SAPPHIRE CRYSTAL WATCH GLASS REPLACEMENT ROUND 2.0 MM THICK FLAT SIZE 20MM-42.5MM29,90 € – 39,90 € incl. VAT *View item ›