standard 6' diameter bucket with 18" dia manway and 8" dia outlet with 9 to 45 rpm on bucket With Hastelloy vacuum arm with stuffing box. With bull and pinion Reconditioned gear box, driven by 3HP XP class 1, div 2 , 3 phase, 60HZ, 230, 460 Volt motor with electric 10 ft-lbs brake.