Our Range of Products
Landing Gear
Hydraulic Fluids
Hydraulic Fluids

AeroShell Fluid 41
Mineral, Super Clean
MIL-PRF-5606
AeroShell Fluid 41
Super-clean, mineral hydraulic fluid
- Enhanced system reliability by protecting against system failure through super cleanliness
- Long component life through its anti-wear, anti-oxidant and corrosion inhibition system and shear stability performance
- System efficiency through its low-temperature performance and a high viscosity index
Specification and approval
- MIL-PRF-5606
- DEF STAN 91-48 Grade Superclean
- H-515
- OM-15

AeroShell Fluid LGF
Mineral
BMS 3-32 Type 2
AeroShell Fluid LGF
Extreme-pressure operational hydraulic fluid
- Based on AeroShell Fluid 41 which already provides strong fluid oxidation stability and anti-wear performance
- Mineral-based hydraulic fluid
- The extreme-pressure additive helps to protect components from metal-to-metal wear during landings
- Particularly suitable for low-temperature operations, thanks to good low-temperature properties
Specification and approval
- Qualified to Boeing BMS 3-32 Type 2

AeroShell Fluid 31
Synthetic, Super Clean, Fire-Resistant
MIL-PRF-83282
AeroShell Fluid 31
Super-clean, fire-resistant, synthetic hydrocarbon hydraulic fluid
- Higher flash point for greatly improved fire resistance compared with mineral hydraulic fluids
- Helps to prevent hydraulic system failure by being manufactured using super-clean procedures
- Protection and efficiency through base oil and advanced additives that give good low-temperature performance, thermal stability, oxidation and corrosion resistance, wear protection and anti-foaming properties
Specification and approval
- MIL-PRF-83282
- H-537
- OX-19

AeroShell Fluid 61
Mineral, Super Clean
MIL-PRF-46170 (Type I)
AeroShell Fluid 61
Preservative, synthetic hydrocarbon hydraulic fluid
- Based on AeroShell Fluid 31 which is specially designed to provide strong fluid oxidation stability and good hydraulic-system corrosion protection
- Additional additives that help to improve its corrosion-prevention properties for hydraulic components in storage
- No need to drain and flush the system when changing to operational fluid AeroShell Fluid 31
Specification and approval
- MIL-PRF-46170 (Type I)
- H-544
Specialist
Fluids
Fluids

AeroShell Fluid 12
Instrument Lubricating Oil
MIL-PRF-6085
AeroShell Fluid 12
Instrument lubricating oil
- Low-volatility synthetic ester for lubricating aircraft instruments such as gyros and for gimbal bearings
- Also used for separately-lubricated high-speed turbines and compressors, air-cycle and electronic equipment, and for general lubrication
- Low evaporation rate at high and low temperatures
- Oxidation and corrosion inhibited
- Good high and low-temperature characteristics
Specification and approval
- MIL-PRF-6085
- O-147

AeroShell Fluid 3
General Purpose Lubricating Oil
MIL-PRF-7870
AeroShell Fluid 3
General-purpose mineral lubricating oil
- Relatively low viscosity mineral oil recommended for general lubricant of aircraft parts
- Low freezing point and resistance to evaporation, oxidation and corrosion to make it:
- An excellent lubricant for instruments requiring a light oil with good low temperature characteristics
- Other applications include hinges, pivot points, shaft joints, linkage pins, bearings, pulleys, cables, camera mechanisms and radio and radar gear
Specification and approval
- MIL-PRF-7870
- O-142

AeroShell Fluid 5-MA
Helicopter Gearbox Oil
MIL-PRF-6086 Grade Medium
AeroShell Fluid 5-MA
Medium viscosity, extreme-pressure gearbox oil
- Lubrication of high-load gears
- Includes additives providing extreme-pressure and oxidation performance
- Particularly recommended for the translation units of contra-rotating propellers, radar gearboxes and constant-speed alternator drives
- Used in helicopter transmissions (gearboxes) requiring a MIL-PRF-6086 oil and suitable for heavily loaded pins, bushes and gear mechanisms. It must not be used in engines
Specification and approval
- MIL-PRF-6086 Grade Medium
- O-155
- OEP-70

AeroShell Fluid S.8350
Helicopter Gearbox Oil
OEP-215
AeroShell Fluid S.8350
Extreme-pressure helicopter gearbox oil
- For use in helicopter rotor gear-drive shafts and pitch-control mechanisms, and wherever high loads and slow speeds require the use of an SAE 90 extreme-pressure gear oil. It must not be used in engines
Specification and approval
- OEP 215

AeroShell Calibrating Fluid 2
Calibrating fluid for Aircraft Fuel Systems
MIL-PRF-7024 Type 2
AeroShell Calibrating Fluid 2
Calibrating fluid for fuel system components
- Stoddard solvent for use specifically in fuel system calibration by engine and component manufacturers
- The differences in its specification compared to normal jet fuel enable fuel systems to be calibrated more accurately
- Designed to ensure that fuel management systems work efficiently
Specification and approval
- MIL-PRF-7024 Type 2
Preservation
Additives and Oils
Additives and Oils

AeroShell Turbine Oil 2
Fuel System Preservation (2-Centistoke)
MIL-PRF-6081 Grade 1010 & 1010N
AeroShell Turbine Oil 2
Mineral turbine oil for fuel system preservation
- AeroShell Turbine Oil 2 is a 2mm²/s mineral turbine oil blended from mineral base stocks to which a pour-point depressant and an anti-oxidant have been added
- AeroShell Turbine Oil 2 is widely used for inhibiting fuel systems and fuel system components during storage
- AeroShell Turbine Oil 2 is an analogue to the Russian Grade MK-8 and can therefore be used in engines which require the use of MK-8
Specification and approval
- MIL-PRF-6081 Grade 1010 & 1010N
- OM-10

AeroShell Turbine Oil 3
Fuel System Preservation (2-Centistoke)
AeroShell Turbine Oil 3
Reliability for Auxiliary Power Units (APUs)
- AeroShell Turbine Oil 3 is a 3mm²/s mineral turbine oil blended from mineral base stocks to which an anti-corrosion additive has been added
- AeroShell Turbine Oil 3 was developed for early pure jet engines and is still approved for some versions of these engines plus the Turbomeca Astazou, Artouste, Turmo, Bastan and Marbore engines
- AeroShell Turbine Oil 3 is the recommended alternative to AeroShell Fluid 1
Specification and approval
- Meets DEF STAN 91-99
- OM-11
- O-135