Overhead Door Torsion Spring Chart

When the door is fully open the lower part of the door hangs vertically in the vertical track extension.

Overhead door torsion spring chart.

Weighing your garage door is the best possible way to determine the proper springs needed for the door. Garage door spring size chart. All spring sales are final. Buying garage door torsion springs at american garage door supply we can help make overhead garage door repairs even easier with our full line of torsion springs.

The use of an oxy acetylene torch is necessary but it should not be used without prior training. The chart is based on information from the door access systems manufacturers association dasma. 2 means the inside diameter is two inches etc. All commerical insdustrial torsion springs for garages are made to your specifications.

How measure for replacement garage door springs. These instructions are for overhead doors with two duplex spring systems one on each half of the door that are mechanically joined together with the. Please note any variation of your actual spring dimensions will alter counterbalance and affect the overall life of the replacement industrial garage door spring. Torsion springs extension springs and other garage door hardware can cause serious injury or death if not handled and installed properly.

The formulas for determining the number of turns to wind a torsion springs is based on the drum number door height and high lift dimension which is the distance from the top of. Door weights 150lbs and under will be shipped with 1 high cycle life torsion spring. Springs are made in america and shipped within 24 hrs transit times vary based on your zip code usually 2 to 4 days from our mfg facilities f o b. Replacing torsion springs on duplex style overhead door systems entails much dangerous work.

1 75 means the inside diameter is 1 inches. Remember that if you have two springs on your torsion system and only one is broken to double the weight shown on the scale. Professional installation is recommended. We have in stock standard or high cycle precision manufactured garage door torsion springs in a multitude of sizes and materials types for anyone looking to repair replace their.

Do not attempt to install springs or hardware yourself unless you have the proper tools reasonable mechanical aptitude and experience and upper arm strength. High lift drums are partially tapered and partially flat. If you cannot find the size. Eventually garage door springs do wear out and need to be replaced.