Mainspring for Junghans 77

Height, diameter, thickness and length

1.50 Ă— 7.5 Ă— 0.08 Ă— 260 mmheight Ă— diameter Ă— thickness Ă— 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.

đź“Ź Mainspring dimensions

GR no.HeightDiameterThicknessLengthType
40771.50 mm7.5 mm0.08 mm260 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 110.

đź›’ Matching mainspring in our shop

Mainspring 1,5x7,3x0,08x260Mainspring 1,5x7,3x0,08x26011,90 € incl. VAT *View item

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 1,50-7,5-0,08-255Mainspring 1,50-7,5-0,08-25510,90 € incl. VAT *View itemMainspring 1,50-7,5-0,08-270Mainspring 1,50-7,5-0,08-27010,90 € incl. VAT *View item

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

đź”— According to the catalogue, the same mainspring (GR 4077) also fits

All Junghans mainsprings · Mainsprings

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