Ammonia Screw Compressors 3 Units Available Manufacturer: GEA Grasso Systems Inc. Year: 2005 Serial#: XF0058, XF0059, XF0061 Hydro Test Pressure: 650 PSIG Design Pressure: 406 PSIG Swept Volume: 5088 CFM Weight Empty: 8377 Mark 3 Speed: 3550 RPM Model: XE-52-2110CL Motors have been sold!