![Suspension Spring 77-500-311 (10593198159)](http://perrinwatchparts.com/cdn/shop/products/77.500-311-300_300x300.jpg?v=1595351754)
# 311 Suspension Spring relative to the image, the clock suspension spring dimensions are as follows:
Suspension Spring Dimensions |
A (mm) |
B (mm) |
C (mm) |
|
4.90 |
24.80 |
9.90 |
# 311 Suspension Spring relative to the image, the clock suspension spring dimensions are as follows:
Suspension Spring Dimensions |
A (mm) |
B (mm) |
C (mm) |
|
4.90 |
24.80 |
9.90 |