CALCULATOR · V-BELT
V-Belt Length & Center Distance Calculator
Enter the type of ISO 4184 standard V-belt, the effective pulley diameters and the desired center distance to calculate the recommended belt designation, actual center distance for the selected belt, wrap angle and belt speed.
Standard
ISO 4184
Supported types
A / B / C / D / E
HOW-TO How to Calculate V-Belt Designation and Center Distance +
- Enter the belt type, effective diameters of the driver and driven pulleys, and the desired center distance.
- The recommended belt designation, actual center distance for the adopted belt, and wrap angle are displayed in real time.
Result
Recommended Belt
—
- Effective Length (Lp)
- — mm
- Actual Center Distance
- — mm
- Error (ΔC)
- — mm
- Speed Ratio (i)
- —
- Wrap Angle (θ, small pulley side)
- —°
INPUTS
V-Belt Length & Center Distance Calculator
ISO 4184 standard V-belts (A / B / C / D / E)
20–2000 mm
mm
Enter the pitch diameter
20–2000 mm
mm
Enter the pitch diameter
100–5000 mm
mm
V-belts come in standardized designations, so the actual center distance varies slightly from the entered value
10–10000 rpm
rpm
When entered, the belt speed is also displayed
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