AD 98-11-23
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | EADS CASA | CN-235 | Airworthiness Directives; CONSTRUCCIONES AERONAUTICAS S.A. (CASA) Model CN-235 Series Airplanes |
| aircraft | EADS CASA | CN-235-100 | Airworthiness Directives; CONSTRUCCIONES AERONAUTICAS S.A. (CASA) Model CN-235 Series Airplanes |
| aircraft | EADS CASA | CN-235-200 | Airworthiness Directives; CONSTRUCCIONES AERONAUTICAS S.A. (CASA) Model CN-235 Series Airplanes |
Unsafe Condition
Fatigue cracking in the fastener holes of the center wing could result in reduced structural integrity of the wing.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform a rototest inspection of the center wing fastener holes to detect cracking. If no crack is found, cold work the fastener holes. If cracks are found, remove them, repeat the inspection, and cold work the holes. Unremovable cracks require approved repair. Compliance must be done prior to further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
At the later of: (1) prior to 17,000 total flight cycles or 37,400 total flight hours (whichever occurs first), or (2) within 6 months after July 8, 1998.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
EADS CASA Model CN-235 series airplanes listed in CASA Service Bulletins SB-235-57-14/Rev1 and SB-235-57-05/Rev2 (including Annex 1), and serial number C-011.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.