VACUUM PUMP OILS are high performance, petroleum based oil and recommended for most rotary vane and rotary lobe vacuum pumps. It is designed to alleviate the sludge, carbon deposit and contamination problems commonly found in industrial vacuum pumps. Vacuum Pump Oil 100 is recommended for the lubrication of vacuum pumps and is suitable for applications involving absolute pressures from 50 microns of mercury down to the highest vacua achieved by commercially available vacuum pumps. It is also suitable for use in pump bearings and sealing glands. Fluid Type: ISO Grade: 100 - SAE: 30 Additional shipping fess will apply to residential, limited access, deliveries outside the regular delivery network or locations requiring a lift gate to complete delivery.