AD 99-21-19
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | A319-131 | Airworthiness Directives; Airbus Model A319-131, A320-232 and -233, and A321-131 and -231 Series Airplanes |
| aircraft | Airbus | A320-232 | Airworthiness Directives; Airbus Model A319-131, A320-232 and -233, and A321-131 and -231 Series Airplanes |
| aircraft | Airbus | A320-233 | Airworthiness Directives; Airbus Model A319-131, A320-232 and -233, and A321-131 and -231 Series Airplanes |
| aircraft | Airbus | A321-131 | Airworthiness Directives; Airbus Model A319-131, A320-232 and -233, and A321-131 and -231 Series Airplanes |
| aircraft | Airbus | A321-231 | Airworthiness Directives; Airbus Model A319-131, A320-232 and -233, and A321-131 and -231 Series Airplanes |
Unsafe Condition
Failure of the titanium thrust links due to the life limit of the thrust links, which in combination with other failures, could result in the separation of an engine from the airplane.
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Required Actions
Replace all titanium thrust links with steel thrust links in accordance with Airbus Service Bulletin A320-71-1020, dated May 25, 1998; at the later of the times specified in paragraphs (a)(1) and (a)(2) of this AD. (1) Prior to the accumulation of the total flight cycles specified for each particular model in the tables of paragraph B.(5), 'Accomplishment Timescale,' of the service bulletin. (2) Within 15 months after the effective date of this AD, or at the next engine removal, whichever occurs first.
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Compliance Time
Within 15 months after the effective date of this AD, or at the next engine removal, whichever occurs first
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Affected Aircraft
Airbus Model A319-131, A320-232 and -233, and A321-131 and -231 series airplanes except those with Modification 26506 accomplished in production.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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