Compression spring calculator

Are you looking for a specific compression or extension spring? Then the Alcomex spring calculator is a swift means to find the right spring.

Legend

Compression springs
dWire diameter
DmMean diameter
DoOutside diameter
LoFree length [mm]
LnLength at maximum elongation
FnSpring force at loaded length
cSpring rate [N/mm]

1 kg = 9,80665 Newton

1 N = 0,10197 kg

All dimensions are in millimeters.