Related Post: 5 X 8 )= 40 5 8 X 400 5 8 X 40 V Belt 5 8 X 40 1 5 8 X 40 In Simplest Form 5 8 X 40mm Bearing 5 8 X 40 Belt 5 8 X 4000 5 X 8 )= 5x 40 8 X 5 )= 8x 40