Mailing Address

133 E Santa Anita

Burbank, CA 91502

Call: (818) 842-6700

Fax: (818) 842-1458


Email Us With Questions and Comments


Equations and Templates

Please feel free to use the following equations and templates as a reference for your gear needs.


Change Gears

Gear Timing Calculations

Gear Test Radius Calculations

Material Calculator

Right Triangle Equation

Spline Program

Standard Screw Thread Program

Worm & Screw Thread Program


The above information is to be used as a reference.

Gerhardt Gear Co. is not responsible for any inaccuracies as a result of the use of the above information.









All Rights Reserved, Gerhardt Gear Co., 2012