V-Belt, Belt Material Polybutadiene, Edge Construction Wrapped, Industry Number B42, Number of Bands 1, Outside Length 45 in, Reinforcing Cord Material Polyester, Thickness 0.406 in, Top Width 0.656 in, Belt Trade Size B, V-Belt Type Classical, Maximum Operating Temperature 140 Degrees F, Minimum Operating Temperature -40 Degrees F, Resistance Properties Heat , Oil