This ARP defines a recommended placard for readily identifying equipment with aircraft phosphate ester fluid to be used in the aircraft hydraulic systems to assure compatibility between the internal seals/materials and the system fluid. A definition is provided for a durable type and semipermanently attached placard with prescribed text for the permissible fluid are included in the document. This document has been determined to contain basic and stable technology which is not dynamic in nature.
Placarding of Aircraft Hydraulic Equipment to Identify Phosphate Ester Fluid Compatibility
2012-07-11
Conference paper
English