AD 97-10-08
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-related cracking in the guide hooks of the cargo door could result in reduced structural integrity of the cargo door and lead to rapid decompression of the airplane.
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Required Actions
Replace the guide hooks of the cargo doors with new, improved guide hooks in accordance with CASA Service Bulletins SB-235-52-23, Revision 2 (June 9, 1994) or SB-235-52-23M (March 17, 1994). The replacement must be done prior to accumulating 17,000 total landings for airplanes listed in SB-235-52-23, or 15,000 total landings for those listed in SB-235-52-23M.
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Compliance Time
Prior to the accumulation of 17,000 total landings or 15,000 total landings as applicable.
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Affected Aircraft
CONSTRUCCIONES AERONAUTICAS, S.A., CASA Model CN-235 series airplanes listed in CASA Service Bulletins SB-235-52-23, Revision 2, and SB-235-52-23M.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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