V-belts – Wedge Belts according to American standard
They have a different profile from the ISO / DIN standardized belts.
External length is indicated in inches or mm.
They have increased power transmission capacity.
Optibelt RED POWER 3, BLUE POWER and SUPER E-Power have increased power transmission capacity.
The symbolization is done by indicating the profile followed by the outer length La. The symbols 3V, 5V and 8V are used when La is expressed in tenths of an inch, the symbols 9N, 15N and 25N are used when La is expressed in mm.