Measure the section with a ruler measure the top width of the belt widest part of the vee and then the thickness of the belt.
M section v belt dimensions.
You can also use our browning belt rule that includes a gauge to help easily identify belt type.
Belts dimensions include the width depth angle per style v belt.
Compare with the chart below.
Each of these belts has a 1 2 inch top width and 50 inch circumference.
View complete specifications dimensions for each type of v belt.
The number following it is the outsidelength of the belt in tenths of inches.
An example would be 4l460 which would be 46 long outside 44 inside.
Despite their outward similarities each of these belts is designed for a distinct purpose.
Automotive belts start with either 4l 12 5mm wide or 3l 9 5mm.
For example a v belt with a top width of 21 32 and a depth of 7 16 is a b belt.
The correct section is.
Easy to read v belt dimensions.
Step 2 determine if the v belt is wrapped or notched style if the belt.
The inside length of the belt is typically 2 less for a 4l belt and 1 1 2 less for a 3l belt.
What section is your v belt.