Diameter D ΦKerf BBody bBore d ΦNLANumber of Teeth PTooth Pattern3052.41.831.75/40B3052.41.831.75/60B/BC3052.41.831.75/80BV3053.02.225.40/60B/BC3053.02.225.40/80BV3053.02.231.75/60B/BC3053.02.231.75/80BV3054.03.025.40/72BV3254.03.030.00/72BV3604.03.060.00/72BV