Hub, 1 In. Id X 1-1/2 In. Od X 2.75 In. Long, 1/4 In. X 1-5/16 In. Od Shoulder, Part #8237
HUB, 1 in. ID X 1-1/2 in. OD X 2.75 in. LONG, 1/4 in. X 1-5/16 in. OD SHOULDER, 1/4 in. KEYWAY & 5/16-18 SET SCREW HOLE OPPOSITE