Gast / Idex Rotary Vane 23 Series Vacuum Pump. Model: 0523-V526-G181D. The 0523 series is capable of 4.5 CFM max flow / 10 PSI max pressure / 26.5 in.-Hg max vacuum (with proper configurations). Common applications include laboratory, food processing, pond aeration, graphic arts, packaging, etc. GE Motor 0.25 HP, 1,725/1,425 RPM, 208-220/440 Volt, 50/60 Hz, 3-phase. Inlets/outlets: (2) 1/2 in. *Note: the plastic cups are damaged and will need to be replaced. Overall dimensions 9 in. W x 16 in. L x 7 in. H.