Business · 09/09/1998Updated: 10/17/2026 · 1 min read

Williams International Proposes Airworthiness Directive for FJ44-1A Turbofan Engines

Williams International is proposing a new airworthiness directive to require removal of high pressure turbine disks from service before reaching a reduced cyclic life limit of 1,900 cycles since new, in an effort to prevent engine failure and aircraft damage.