Power springs usually operate over 360° (one full revolution) or less, exerts great power over small movement, usually has fixed space between coils, long fatigue life, and various end details such as a hole, slot or a 90° bend, are used to attach the ends of the spring. We provide design assistance, prototypes, short and long run production.

Vulcan Spring pioneered Constant Force and Variable Force spring technologies. We custom manufacture and stock constant force springs, torque springs, power (clock) springs, counterbalance springs, motor brush/twin springs and spring assemblies.

Precision Coil Spring is a world leader in manufacturing of close toleranced springs, stampings, wire and flat forms to your specifications.

Ace is ISO 9001:2000. Contact us for all your power, clock, motor, or flat coil springs. We are famous for our Engineering assistance, consistency of quality and on time delivery.

Campbell Engineered Components manufactures springs and wire forms, including compression, extension, torsion, constant force, and power (clock) springs. Other products include wire specialties, stampings, special shapes, forms, etc. We welcome the opportunity to quote on all projects.

We can produce small orders or prototypes from 0.006" diameter wire to 0.406" diameter wire and foil to 0.125" thick strip stock. For those large quantity jobs we have state of the art CNC spring and wire forming equipment with automated gauging.