Mainspring for Kaiser 20 D Aut. CLD
Height, diameter, thickness and length
📏 Mainspring dimensions
| GR no. | Height | Diameter | Thickness | Length | Type |
|---|---|---|---|---|---|
| 3664-X | 1.40 mm | 9.5 mm | 0.10 mm | 300 mm | Automatic, with welded slipping bridle |
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 111.
🛒 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 1,40-9,0-0,11-270 HOHL 69/112314,90 € incl. VAT *View item
Mainspring 1,40-9,45-0,0925-315 DUR 1162/127814,90 € incl. VAT *View itemSame height, diameter equal or slightly smaller. Please check yourself before ordering.
🔗 According to the catalogue, the same mainspring (GR 3664-X) also fits
❓ Frequently asked questions
Which mainspring fits the Kaiser 20 D Aut. CLD?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.40 × 9.5 × 0.10 × 300 mm (GR 3664-X, automatic, with welded slipping bridle).
Is this mainspring available in the shop?
Yes, Master Watch Parts currently has 1 matching mainsprings in stock.
Which other calibers use mainspring GR 3664-X?
According to the catalogue also in Amida 911 Aut, Kaiser 20 Aut.
🛠️ 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 ›
Swiss Luminova DIY Kit, Luminous Powder for Watch Hands, C1 C3 C5 Yellow Orange19,95 € – 59,90 € incl. VAT *View item ›
Replacement Sapphire Watch Crystal, Flat, 1.0 mm, Ø 15 - 45 mm22,40 € – 34,90 € incl. VAT *View item ›