Belt length D L D S p 2 2 L D L - D S 2 4 L where. V-Belt Length Calculator John Henry Foster. If the belt wedges in a V-pulley and does not rest on the root diameter enter the diameter that is defined by the belts outside edge.
Have you ever been out in the field or to a customers site only to discover a broken belt.
In our example the thickness is 05 inches. You take a closer look only to realize that the belt is old and worn and you cant make out a single word on it. From the geometry of the figure we find that O2M will be perpendicular to O1E. If the centre distance C is known belt length or pitch length can be determined as follows.