Browning NSS12H54 external spur gear, 12 diametral pitch with a 14.5° pressure angle and 54 teeth, is designed for Browning Split-Taper bushings and a bush bore mounting. It features a 0.75 in face width, a 2.50 in hub diameter with a hub set screw, and a 0.3750 in bore compatible with Browning bushings; the gear’s pitch diameter is 4.50 in and its outside diameter runs about 4.66 in. This steel gear is sized for rugged power-transmission applications requiring precise timing in gear trains using Browning split-taper components.
