The Skydrol 500 series of fluids has the longest service history among phosphate ester products. Skydrol 500B-4 is the most worker friendly of the aviation phosphate esters; it is least irritating to skin and less prone to form mists which can be irritating to the respiratory tract . This has given the product enormous popularity for use in workshops and indoor test stands.
Features & Benefits
Proven track record - The longest service history among phosphate ester products
Erosion-resistant - Contains the same breakthrough anti-erosion additive and acid scavenger found in Skydrol LD-4
Less irritating - The only commercially available standard density aviation hydraulic uid. Favored for its lower irritation potential, and popular for use in ground-based test rig applications
Airbus (excluding A350 and A380) ATR
Boeing (excluding B787)
Bombardier (excluding Global Express) British Aerospace
*This list is for general reference only and may not be entirely acurate for all aircraft. Please confirm all equipment meets the requirements of your aircraft with the owners/maintenance manuals prior to purchasing or using with your aircraft.