or
Vacuum pump; Welch Chemstar; Belt-drive pump model 1400; Pump corrosive gases <1 torr; Corrosion-resistant; Ultimate vacuum 13.3MPa; Free air displacement 0.9cfm; 1/3hp motor; 580rpm pump speed; 0.625 qt oil cap.; 17.75x9x12.62 in; 68 lb