The Browning 2BK90X1 (2BK90X 1 7/16) is a two-groove, cast-iron V-belt pulley designed for fractional horsepower drives and Browning BK belt systems. It features a finished bore with a 1-7/16 in (1.4375 in) diameter and a 3/8 in keyway, accommodating 4L, 5L, A, and B belt sections across a two-groove configuration. With an 8.75 in outside diameter, the pulley provides pitch diameters of 8.20 in (A) and 8.70 in (B), a face width of 1.75 in, and an overall width of 2.0938 in, all in a spoked construction for reduced weight and robust service. This unit is designed for a 2-groove setup and does not require a separate bushing, weighing approximately 8.25 lb.”
