MITCalc - Multi pulley calculation 

The calculation is developed for geometrical designs of belt and chain transmissions with more sprocket wheels. Application is developed in MS Excel, is multi-language, supports Imperial and Metric units and support many 2D CAD systems.
belt chain belt transmission chain transmission sprocket wheel ansi/rma ip-24 1983; din 7721; din iso 5296; iso 5295; iso 5294 ansi/asme b29.1m ansi/asme b29.3 din 8187 din 8181 din 8181 din 8164

MITCalc - Roller Chains Calculation 

Geometrical design and strength check of common chain transmissions using roller chains. The application works with many 2D and 3D CAD systems and includes corresponding databases of roller chains from ANSI/ASME, ACA, ISO, DIN, BS and JIS.
chain roller chain design strength check chain transmission ansi/asme b29.1m ansi/asme b29.3 din 8187 din 8181 din 8181 din 8164 iso r606 iso 1275