Drive Belt: Specifications

New belts (no run time) should measure 0.31-.035 inch deflection with 22 lbs. of applied force, or 110-132 lbs., using a gauge.
Used belts (more that 10 minutes of run time) should measure 0.35-.039 inch deflection with 22 lbs. of applied force, or 110-132 lbs., using a gauge.