S/N 53291-007-1. 3 HP reliance electric motor, 1760 rpm, 460 volt. SEW Eurodrive gear reducer 41.74:1 ratio. Chain drive with guard. Stainless steel flanged vent mounted on top of rotary airlock. Stainless steel 6" pneumatic conveying adapater mounted to bottom of airlock. Current overall height with legs, adapter, and vent is 50". Test run video on file. Current rotor speed is 22 rpm. Valve only flange-to-flange height is 26".