TB Wood's 745B 7.4X5B-SF Conventional V-Belt Sheave is a stock classical (conventional) V-belt pulley crafted from fine-grain cast iron for strength and vibration-free performance up to 6500 FPM. The five-groove design is intended for A (4L) or B (5L) belts and uses a stock Quick-Disconnect (QD) bushing with Sure-Grip (SF) configuration, simplifying mounting and removal. With a nominal outside diameter of 7.4 inches, this 745B SF-bushing sheave provides reliable belt alignment and power transfer in general industrial drives.
