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Rosneft Diesel Motor 20W-50


Rosneft Diesel Motor 20W-50 is a mineral engine oil designed for use in commercial diesel engines of service category API CH-4. It is produced from high quality base oils and modern additives.


Rosneft Diesel Motor 20W-50 is recommended for all-season operation in high- performance diesel engines of mainline, mining, road construction and other equipment, where API CD or lower service categories are required.

Approvals and specifications

International specifications: API CD


• Optimal oil composition ensures the engine cleanliness in severe operating conditions;
• High neutralizing properties protect the engine from corrosion and mechanical wear when it operates on a fuel with a sulfur content of up to 0.5%;
• The use of high-quality base oils of our own production minimizes the oil consumption.


5L, 20 L, 216.5 L

Typical physical and chemical properties

Name of characteristic Test method Rosneft Diesel Motor 20W-50
Kinematic viscosity at 100°С, mm2/s2/s GOST 33 / ASTM D445 18,0
Cold Cranking Viscosity (CCS) at - 20°С, mPa·s ASTM D 5293 8000
Viscosity Index GOST 25371 / ASTM D2270 105
Total Base Number (TBN) , mg КОН/g GOST 11362 / ASTM D4739 8,0
Sulphated ash, % mass. GOST 12417 1,1
Flash point, COC °C GOST 4333 / ASTM D92 235
Pour Point, °C GOST 20287 / ASTM D97 -22
Density at 15°C, kg/m33 GOST R 51069 / ASTM D4052 893