Spring Type Spring Type 

Extension  
System of Measurement System of Measurement 


OD OD 


Length Length  Show 


Length Length  Hide 

End Type End Type 

Loop  
Extended Length @ Maximum Load Extended Length@ Maximum Load 


Wire Diameter Wire Diameter 


Material Material 


Load Load 


Rate Rate 


As you stretch an extension spring, it gets harder to pull. Minimum load is the amount of force required to start to extend the spring. Maximum load is the amount of force required to fully extend the spring. Rate is the amount of force required for every inch of extension.
For technical drawings and 3D models, click on a part number.
Load, lbs.  

OD  Wire Dia.  Extended Lg. @ Max. Load  Min.  Max.  Rate, lbs./in.  Material  Pkg. Qty.  Pkg.  
10.5" Lg.  
0.359"  0.054"  17.5"  3.75  19.1  2.2  SpringTempered Steel  1  00000000  00000 