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HomeShop SuppliesOilInstrument OilAeroShell Fluid 12 Low Volatility Synthetic Instrument Oil - Gallon Can
Aeroshell Fluid 12 has been discontinue, check out Radcolube 6085!
  • Complies to the same MIL-PRF-6085 mil spec!
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RADCOLUBE« 6085 Red MIL-PRF-6085E Spec Instrument Lubricating Oil - Gallon Can

AeroShell Fluid 12 Low Volatility Synthetic Instrument Oil - Gallon Can

Possessing good high and low temperature characteristics, this low volatility synthetic ester oil is most often used in aircraft instruments as well as for general aircraft lubrication. AeroShell Fluid 12 is also corrosion and oxidation inhibited and is particularly suited for use when an oil with a low evaporation rate is required at either high or low temperatures. Not to be used with neoprene or natural rubber.


AeroShell Fluid 12 is used for general aircraft lubrication as well as foraircraft gyro instrument gimbal bearings, separately lubricated high speed turbines and compressors, aircraft air cycle equipment and electronic equipment. AeroShell Fluid 12 is particularly suitable for use when an oilwith a low evaporation rate is required at high and low temperatures.

AeroShell Fluid 12 is a synthetic oil and it should not be used in contact with incompatible seal materials such as neoprene or natural rubber. Suitable seal material include Fluorocarbon (Viton). AeroShell Fluid 12 may also affect certain paints and plastics. It is recommended that components are evaluated for compatibility if there is any question.


  • US - MIL-PRF-6085D
  • British - DEF STAN 91-49
  • NATO - 0-147
  • Joint Service Designation - OX-14
Oil typeN/ASynthetic Ester
Kinematic viscosity mm2/s
@ 54.4┬░C
@ -53.9┬░C

8 min
12,000 max

Cleveland Open Cup ┬░C

185 min

Pourpoint ┬░C-57 maxBelow -60
Total Acid Number mgKOH/gN/A0.20
Relative Density @ 15.6/15.6┬░CN/A0.925
Evaporation loss in 22 hrs at 120┬░C % m1.80 max1.50
Color ASTMN/A<0.5
Oxidation and corrosion stability 168 hrs @ 135┬░C
-metal weight change
-viscosity change
-total acid number change mgKOH/g
-insolubles mg/100ml

Must pass
+/- 5
0.5 max

Low Temperature StabilityMust passPasses
CorrosivityMust passPasses
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