A-A-59290, COMMERCIAL ITEM DESCRIPTION: HYDRAULIC FLUID, ARRESTING GEAR (21 JUL 1998) [SUPERSEDING MIL-H-5559A]

A-A-59290, COMMERCIAL ITEM DESCRIPTION: HYDRAULIC FLUID, ARRESTING GEAR (21 JUL 1998) [SUPERSEDING MIL-H-5559A]., This commercial item description (CID) covers a commercially available ethylene glycol that has been modified with corrosion inhibitors. The modified glycol is generally used in aircraft arresting gear systems as a hydraulic fluid and is not interchangeable with any other type or grade of hydraulic fluid.