Mobil SHC™ Aware™ HS Series hydraulic oils

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Features and Benefits

Mobil SHC Aware HS Series oils offer:

  • An all-round balanced formulation, enabling protection and performance at a wider operating temperature
  • Excellent cleanliness and deposit control
  • Superior low-temperature startup
  • Outstanding demulsibility, which eases water removal in critical applications

Mobil SHC Aware HS Series oils can help:

  • Deliver excellent wear protection
  • Maximise time between dry docks, helping to reduce operating and maintenance costs
  • Lower potential remediation and cleanup costs caused by spills or leakage


Mobil SHC Aware HS Series hydraulic oils help provide optimal performance under high load and high pressures.

Recommended applications include:

  • Hydraulic pumps
  • Hydraulic deck equipment, marine and mobile equipment operating in environmentally sensitive areas
  • Cranes, winches, ramps, hatches, doors or other systems where readily biodegradable and minimally toxic fluids may be required
  • Steering gear systems

Specification and Approvals

Mobil SHC Aware HS Series meets or exceeds the following regulatory requirements: 22 32 46 68
US EPA 2013 Vessel General Permit X X X X
EU Ecolabel UK/027/021 X X X X
Mobil SHC Aware HS Series has the following OEM approvals 22 32 46 68
Dennison HF-1

Dennison HF-2

Dennison HF-6

Eaton ATS-373


Typical Properties

Mobil SHC Aware HS Series 22 32 46 68
Viscosity, ASTM D 445 22 32 46 68
cSt@ 40°C 22 32 46 68
cSt@ 100°C 5.1 6.5 8.7 11.8
Viscosity Index, ASTM D 2270 154 167 176 174
Density @ 15°C, ASTM 04052, g/ml 0.8842 0.8752 0.8818 0.8863
FZG Gear Test, A/8.3/90, DIN ISO 14635-1, Fail Load Stage

>12 >12 >12
Rust Characteristics, procedure B, ASTM D 665 pass pass pass pass
Pour Point, ASTM D 97, °C -57 -48 -48 -51C
Flash Point, (min) ASTM D 92, °C 185 185 185 185
Biodegradability, C02 Evolution, OECD 301 B, % >60 >60 >60 >60
Acute Algal Toxicity 72h EC50, OECD 201, mg/l >100 >100 >100 >100
Acute Daphnia Toxicity 48h ECSO, OECD 202, mg/l >100 >100 >100 >100
Acute Fish Toxicity 96h LC5O, OECD 203, mg/l >100 >100 >100 >100

Health and Safety

Based on available information, this product is not expected to produce adverse effects on health when used for the intended application and the recommendations provided in the Material Safety Data Sheet (MSDS) are followed. MSDSs are available upon request through your sales contract office, or via the Internet. This product should not be used for purposes other than its intended use. If disposing of used product, take care to protect the environment.

The Mobil logotype, the Pegasus design, and Mobil SHC Aware are trademarks of Exxon Mobil Corporation or one of its subsidiaries.

*Mobil SHC Aware HS oil complies with US EPA VGP 2013 based on EU Ecolabel_

†Environmentally acceptable lubricants are defined in the United States Environmental Protection Agency's (EPA) 2013 Vessel General Permit (VGP) as lubricants that are biodegradable, minimally toxic and non-bioaccumulative.

‡When compared with conventional mineral lubricants.

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