Browning D50Q72 is a steel, double-strand roller chain sprocket for No. 50 chain, featuring 72 teeth and a split-taper bore that accepts Browning Q1 bushings. This Type 12 double‑strand sprocket provides an outer diameter of 14.69 inches and a pitch diameter of 14.329 inches, with a bore range of 3/4 inch to 2-11/16 inches to fit a variety of shafts. It is specified for No. 50 chain drives in power‑transmission and industrial equipment, and is cataloged under part number D50Q72 (also listed as 1174564).
