Mainspring for EHF 189-1
Height, diameter, thickness and length
📏 Mainspring dimensions
| GR no. | Height | Diameter | Thickness | Length | Type |
|---|---|---|---|---|---|
| 3615 | 1.40 mm | 7.5 mm | 0.085 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 84.
🛒 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
Mainspring 1,40-7,5-0,08-28010,90 € incl. VAT *View item
Mainspring 1,4-7,5-0,08-27010,90 € incl. VAT *View item
Mainspring 1,40-7,5-0,09-2408,99 € incl. VAT *View item
Mainspring 1,40-7,5-0,09-24010,90 € incl. VAT *View itemSame height, diameter equal or slightly smaller. Please check yourself before ordering.
🔗 According to the catalogue, the same mainspring (GR 3615) also fits
❓ Frequently asked questions
Which mainspring fits the EHF 189-1?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.40 × 7.5 × 0.085 × 260 mm (GR 3615, 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 3615?
According to the catalogue also in Aurore 45, Aurore 450, Aurore 451, Benrus V, Cyma 426 and 18 other calibers.
🛠️ For the workshop
Luminous Compound DIY Set for Watch Hands and Dials – Non-Radioactive – New12,90 € – 29,90 € incl. VAT *View item ›
Domed Sapphire Watch Crystal, 1.0 mm, Ø 16-40 mm – Replacement, New31,90 € – 44,90 € incl. VAT *View item ›
High-Domed Watch Crystal Sternkreuz HW, Flume, for Wrist and Pocket Watches, 12-40 mm5,95 € – 10,90 € incl. VAT *View item ›