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Skydrol

Skydrol is the Eastman Aviation Solutions brand of fire resistant phosphate ester aviation hydraulic fluids. The first Skydrol fluid, Skydrol 500, was introduced in 1952.

  • Skydrol 500B-4: fire resistant hydraulic fluid with anti-erosion additive and acid scavenger, widely used in workshops and indoor test stands.
  • Skydrol LD-4: low density Type IV fluid with high thermal stability, valve erosion prevention and deposit control.
  • Skydrol PE-5: Type V fluid with long fluid life, low density and low viscosity at low temperature.
  • MCS 352B: assembly lubricant for components and equipment using Skydrol fluids.
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