1)   MITCalc - V-Belts Calculation 1.13
Geometric design and strength check of belt transmissions using V-belts. Application contain a database of belts, supports Imperial and Metric units, is based on ANSI, RMA, ISO, DIN and BS standards and support many 2D and 3D CAD systems.
Belt, V-belt, V-belt transmission, design, strength check, Narrow V-Belts ANSI/RMA IP-22, Traditional V-Belts ANSI/RMA IP-20, Light Duty V-Belts ANSI/RMA IP-23, DIN 7753, DIN 2211,