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 fluid. 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.