25,540 SCFM @ 39.0 PSIA Allis Chambers 4-Train carbon steel air compressor, Model # V-903. 3500 HP motor, General Electric 4160 V. Serial # 1650-03088. 5302 RPM, Pressure Ratio: 1 to :2785.Available with used spare motor and rotor. Drawings and manual on file. Built 1976.