... ; Omit if not requiredV101-2 bolt flangeP-1NPT S-1.3125-12UNF-13 B-M33×2-7H1,2,3,4,5 ... ,6,7P-1NPT S-1.3125-12UNF-13 B-M33×2-7H1-straight keyed 86-heavy ... ; Omit if not requiredV201-2 bolt flangeP-1NPT S-1.3125-12UNF-13 B-M33×2-7H6,7,8,9,10 ... ,11,12,13P-1NPT S-1.3125-12UNF-13 B-M33×2-7H1-straight keyed 86-heavy ...