Browning D50Q26 Split Taper Bushing

The Browning D50Q26 is a 26-tooth, single-pitch, bushed roller chain sprocket designed for 50 chain (5/8 in pitch) applications with two strands across. It uses Browning’s Q1 split-taper bushing for mounting, and includes an external key to boost torque capacity while aligning bolt holes for precise installation. The double split barrel enhances clamping and helps maintain concentricity, and a solid flange supports true alignment during operation. Key specifications include a 2.500 in through bore length, a bore range from 3/4 in to 2-11/16 in, outside diameter of 5.520 in, pitch diameter of 5.185 in, and overall width of 2-53/64 in. Hub diameter is 4-1/8 in, and the unit weighs 5.44 lb. This component is manufactured in China from steel and carries Mfr # D50Q26 with bushing size Q1, making it suitable for drives where reliable engagement, precise bore sizing, and consistent bolt-hole alignment are essential.