AK66X5/8 is a Browning fixed-bore, single-groove V-belt pulley for AK66-series drives. Cast from close-grain cast iron with a finished 5/8 in bore, it features a 6.45 in outside diameter, a 0.75 in face width, and a 1-13/16 in hub, with a through-bore length of 1-5/32 in and a set screw for secure mounting. It supports 3L, 4L, A, and AX belt sections, with pitch diameters of 5.86 in (3L) and 6.20 in (4L/A/AX); the pulley is constructed as a spoked unit and weighs approximately 3 lb. Made in China, this Browning AK66X5/8 is designed for reliable, aligned operation in light- to medium-duty power-transmission applications that require Browning AK-series pulleys with a fixed bore.
