Free spring calculator
Simply fill in the details below about your spring, pressing Enter after each value to move to the next box.
Spring geometry inputs
Type of wire:
Ends of spring:
Wire diameter:
mm
Outside diameter:
mm
Total number of coils:
Free length:
mm
First working length:
mm
Second working length:
mm
Calculated data
Spring rate:
N/mm
Solid length:
mm
Load at solid:
N
First working load:
N
Second working load:
N
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