This document establishes the requirements for physical and chemical properties and the minimum tests to evaluate suitability of phosphate ester hydraulic fluids for use in aircraft systems where fire resistance is required. Additional tests may be specified by procuring agencies to demonstrate compliance with specific requirements.
SAE AS1241C-1997 Referenced Document
ASTM D1744-92 Standard Test Method for Determination of Water in Liquid Petroleum Products by Karl Fischer Reagent
ASTM D445-97 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (the Calculation of Dynamic Viscosity)
ASTM D471-96 Standard Test Method for Rubber PropertyÐEffect of Liquids
ASTM D664-95 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration
ASTM D92-97 Standard Test Method for Flash and Fire Points by Cleveland Open Cup