Available in standard spring steel and stainless steel. Minimum order value of $20. Shipping to the US only.

Extension Spring Coil Lengths

At Lesjöfors Stock Spring US, we provide our clients with tailor-made extension spring coil lengths using either spring steel or stainless steel.

Versatile Applications

Our extension spring coil lengths are perfect for various uses – from custom screen and storm doors, garage doors, trampolines to agricultural tools and machinery and much more. We also offer diverse end fittings, including springs with loops, springs with rotatable bolts, and springs with female thread fittings.

Measuring Your Extension Spring

When taking measurements of your extension spring, ensure your account for the wire diameter, outside diameter, and total body length.

Glossary:

F0 = Initial force in Newtons

1 kp = 9.80665 Newtons, 1 Newton = 0.10197 kp

Material:

• Spring Steel
• Stainless Steel

We're Here to Support You

As renowned extension spring manufacturers, the Lesjöfors Stock Spring US team is ready to provide valuable guidance on our products. Please don't hesitate to contact us at (860) 584-0594 or fill out our online form. Our experienced team eagerly awaits your query, promising professional service and friendly assistance to make your journey with us smooth and satisfying.