Garage Door Spring Size Calculator

Torsion springs the chart is based on information from the door access systems manufacturers association dasma.

Garage door spring size calculator.

Spring length how long each spring is 4. In order to order new garage door torsion springs you will need to measure as accurately as possible your current spring s and find the. Furthermore the calculator will notify you of your springs inner diameter after deflection travel so that you may resolve which would be the correct shaft or arbor size to install in your springs inner diameter so the torsion spring can function safely over the mandrel without binding on the shaft or arbor. Garage door spring size chart.

If you have a broken torsion spring read below to make the measurements you need and then purchase a new garage door spring or springs. Repairing a garage door is a dangerous task. Realize and understand the risks before undertaking any repair. It is not uncommon to have two different size springs.

Use this method if the door worked correctly before the spring s broke and the garage door has not been tampered with. Replace garage door extension springs replacement garage door springs garage door torsion spring replacement garage door spring and cable repair garage door weight chart poskinhow to measure garage door torsion springsgarage door torsion spring how many turns mycoffeepotunderstanding the garage door spring color code and ensuring youwindload reinforced garage doors clopay windcodegarage door. Dasma is a leading organization in our industry that created the guidelines and specifications for garage door springs. Springs are usually stretched an extra 1 8 so the total addition to the spring length is eight coils or two inches.

Standard residential torsion springs are found on a shaft above the center of the garage door. No amount of financial savings is worth jeopardizing your health. For example on a seven foot high garage door a 34 spring comprised of 250 wire would grow eight coils when it is wound and stretched. The spring will grow 7 5 coils or 7 5 x 250 for the coil size or 1 7 8.

Your health and safety is the 1 concern. Garage door spring calculator. Spring orientation only worry about this if you have a 1 s. 250 or 1 4 wire 25 spring length inches measured one end to end inside diameter commonly 1 75 or 2 door height.

Inside diameter 90 of doors have a 2 0 inside diameter 3. If the garage door has two springs measure each spring individually. These springs typically come in 1 3 4 2 and 2 1 4 inside diameters. To measure the torsion springs follow each of the following steps carefully.