V-Belt Type Top Width Height
----------- --------- ------
A 1/2″ 5/16″
B 5/8″ 13/32″
3VX 3/8″ 21/64″
5VX 5/8″ 35/64″
What do V-belt numbers mean?
The number following it is the outside length of the belt in tenths of inches. The inside length of the belt is typically 2" less for a 4L belt, and 1-1/2" less for a 3L belt. An example would be 4L460, which would be 46" long outside, 44" inside. ... The number following it is the inside length in inches.
How do you identify V belts?
V-belt cross sections can be identified by their top width and depth dimensions. For example, a v-belt with a top width of 21/32” and a depth of 7/16” is a “B” belt. You can also use our Browning Belt Rule that includes a gauge to help easily identify belt type.