PART NUMBER BW A B C D E F G H J K L WT 4” 5” 4” 5” 4” 5” 4” 5” 4” 5” 20° B4-2GO-18 B5-20GO-18 18 27 7 7 1/2 7 1/16 9 1/16 21 1/16 21 7/8 9 3/8 9 1/5 29 1/2 3/16 6 8 31 37 B4-20GO-24 B5-20GO-24 24 33 7 7 1/2 9 1/16 11 1/16 27 1/2 27 1/16 10 1/16 10 5/8 35 1/2 3/16 6 8 36 43 B4-20GO-30 B5-20GO-30 30 39 7 7 1/2 11 1/16 13 1/16 33 1/4 33 5/16 10 15/16 10 5/8 41 1/2 3/16 6 8 43 52 B4-20GO-36 B5-20GO-36 36 45 7 7 1/2 13 1...