The inside length of the belt is typically 2 less for a 4l belt and 1 1 2 less for a 3l belt.
M section v belt dimensions.
What section is your v belt.
Each of these belts has a 1 2 inch top width and 50 inch circumference.
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.
The number following it is the outsidelength of the belt in tenths of inches.
Not sure what v or wedge belt you need then simply follow our steps to find the one you require.
Automotive belts start with either 4l 12 5mm wide or 3l 9 5mm.
The correct section is.
You can also use our browning belt rule that includes a gauge to help easily identify belt type.
For example a v belt with a top width of 21 32 and a depth of 7 16 is a b belt.
V belt cross sections can be identified by their top width and depth dimensions.
Belts dimensions include the width depth angle per style v belt.
Compare with the chart below.
Step 2 determine if the v belt is wrapped or notched style if the belt.
However notice the differences in cord materials body compounds cover configurations temperature ranges and application requirements.
View complete specifications dimensions for each type of v belt.