Mainspring for Martel 300 1/100

Height, diameter, thickness and length

1.40 × 15.0 × 0.18 × 440 mmheight × diameter × thickness × length
Note: We have transcribed this information to the best of our knowledge from the Générale Ressorts mainspring catalogue (GR 2, 1974). All information has been carefully checked but is provided without guarantee. Please check yourself before fitting that the mainspring fits, in particular height, diameter, thickness and length.

📏 Mainspring dimensions

GR no.HeightDiameterThicknessLengthType
38451.40 mm15.0 mm0.18 mm440 mmHand-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 133.

🛒 Matching mainspring in our shop

No mainspring with exactly these dimensions in our shop at the moment.

🔄 Alternative mainsprings

Same height, diameter equal or slightly smaller. Please check yourself before ordering.

🔗 According to the catalogue, the same mainspring (GR 3845) also fits

❓ Frequently asked questions

Which mainspring fits the Martel 300 1/100?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.40 × 15.0 × 0.18 × 440 mm (GR 3845, 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 3845?

According to the catalogue also in Bulova 17 H, Doxa 17" 20/12, Doxa 20/12 Anc, Gruen 505, Martel 300 1/10 and 2 other calibers.

All Martel mainsprings · Mainsprings

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