OIL
Nu-Calgon's C-3s Refrigeration Oil (Part No. 4303-07) is a high-quality naphthenic mineral oil designed for use in air conditioning and refrigeration compressors. With a viscosity of 150 SUS, it ensures efficient lubrication at elevated temperatures and speeds, enhancing compressor performance and longevity. Approved by leading OEMs like Copeland and Trane, C-3s is compatible with CFC and HCFC refrigerants, including R-12, R-22, and R-502. Its excellent low-temperature performance, with a pour point of -50°F and floc point of -70°F, prevents wax-like deposits that could clog systems. Manufactured by Calumet Lubricant Co., C-3s is available in 1-gallon, 5-gallon, and 55-gallon containers .
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