When ordering: Please use related movement & barrel number.
Part #
HMS31
Description
31 Hermle Manispring. Size 12mm x .34mm x 1150mm, Made in Germany Inch equivalent 0.469in x .0134in x 45 17/64in, For Barrels 31
For Movement
130, 132
For Barrel
31
Movement Train
Strike
Mainspring Width
12mm
Mainspring Length
1150mm
Mainspring Strength
.34mm
Brand
Hermle
Mainspring (In)
Strength
.0134in