Buhler-Miag fluid lift system airlock, type MPSE, serial number 76000, size 28/30SS, 10-1/2" wide x 10" long infeed, 4" straight pipe discharge, 1-1/2 HP electric motor gearhead drive, 1730 RPM, wired 208-230/460/3/60, stainless steel contact, mild steel frame.