Mobilgard™ HSD 15W-40

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Product Information
Mobilgard HSD 15W-40 performance profile
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Technical resources
ExxonMobil marine quick reference chart
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Features and Benefits
Features Advantages and Potential Benefits
Superb resistance to corrosion Extended drain intervals between oil and filter changes
Excellent low-temperature pumpability Helps maintain engine cleanliness
Stay-in-grade shear stability Helps extend component life by minimising wear
Outstanding thermal and oxidation stability Lower oil consumption


Specifications and Approvals
Mobilgard HSD 15W-40 oil meets the requirements of  


Mobilgard HSD 15W-40 oil meets requirements of or approved by  


  • Mobilgard HSD 15W-40 oil is recommended for use in the most severe-service marine applications of modern, high-speed diesel engines
Typical Properties
Mobilgard HSD 15W40  
SAE Grade 15W-40
Viscosity, ASTM D 445
cSt @ 40ºC 105
cSt @ 100ºC 14.2
Viscosity Index, ASTM D 2270 138
Sulphated Ash, wt%, ASTM D 874 1.1
Total Base #, mg KOH/g, ASTM D 2896 10
Pour Point, ºC, ASTM D 97 -33
Flash Point, ºC, ASTM D 92 227
Density @ 15ºC kg/l, ASTM D 4052 0.881


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