Used 3.3 Cubic Feet Stainless Steel JH Day vacuum Nauta mixer. 3.3 cubic feet working capacity (24.6 gallons). Approximately 37-3/4" diameter x 47" straigh side, 1/3 top hinged cover. Internal rated 15 psi/FV at 353 deg F, jacket rated 125 psi at 353 deg F. Orbital arm driven by a 5 hp motor, 8" diameter non-supported screw. 2" center bottom outlet. (Note: Requires gearbox)