32 Oz. Bottle Vacuum Pump Oil

The Mastercool 90032-6 Vacuum Pump Oil is a high-grade lubricant formulated specifically for use in vacuum pumps servicing refrigeration and air conditioning systems. This 32-ounce bottle contains a clear, refined mineral oil engineered for low vapor pressure, optimal lubrication, and resistance to moisture absorption. Designed for professional service applications, it ensures efficient pump performance, extended equipment life, and consistent vacuum integrity during system evacuation and maintenance procedures.

Details

• Model Number: 90032-6
• Manufacturer: Mastercool
• Product Type: Vacuum Pump Oil
• Part Number: 898886
• Container Size: 32 oz (946 mL) Bottle
• Form: Liquid
• Color: Clear, Colorless to Pale Yellow
• Odor: Characteristic Petroleum
• Base Oil: Refined Mineral Oil
• Viscosity: Optimized for vacuum pump operation and sealing efficiency
• Application: Lubrication and maintenance of vacuum pumps used in HVAC/R evacuation systems
• Operating Properties: Low vapor pressure, high thermal stability, and resistance to oxidation
• Compliance: Meets OEM specifications for vacuum pump lubricants

Professional Specifications

The 90032-6 oil is engineered for consistent performance under deep vacuum conditions, maintaining stability across a wide temperature range. Its low vapor pressure minimizes backstreaming and contamination of evacuated systems, while high purity and moisture resistance prevent degradation of vacuum pump seals and components. The refined mineral base provides optimal viscosity to ensure proper lubrication of vanes and bearings, extending pump service life. The product’s formulation supports rapid moisture separation and can be used across a range of single- and dual-stage vacuum pumps in HVAC and refrigeration applications.

Summary

The Mastercool 90032-6 Vacuum Pump Oil (32 oz) delivers professional-grade lubrication for vacuum pumps used in HVAC and refrigeration service operations. Its low vapor pressure, high stability, and moisture-resistant formulation ensure reliable vacuum performance, reduced maintenance, and extended pump longevity under field service conditions.