Constant Force Springs

Constant Force Springs

Constant Force Spring Manufacturer

Aka Power or Clock Springs, are less common but can be the spring of choice for the right application, such as brush motors, hand cranks, or seat swivels.  We specialize in large production runs of either flat strip or round wire springs, up to 0.078" wide material.

Custom Flat Spring Design

Our engineers evaluate every spring design to ensure functionality and cost effectiveness.  As with all our products, our quality standard IATF 16949:2016 allows all our customers to expect automotive quality from prototype to PPAP to production releases.

Our dedicated manufacturing team is quality oriented and committed to manufacturing springs that meet your exact needs.  To learn more about springs and how Lewis Spring & Manufacturing can assist you, we invite you to request a quote or contact us today.



Wire Size
0.0025” - 0.078” (0.06mm – 2.0mm)
Wire Material
  • Ferrous
  • Non-ferrous
Cross Section
  • Round
  • Strip
  • Constant Force
  • Clock
  • Motor Brush