AD Amdt-39-10248

final rule
Data completeness: 70%

Airworthiness Directives; British Aerospace (Jetstream) Model HS 748 Series Airplanes

AD Number
Amdt-39-10248
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 97-NM-222-AD
FR Citation
62 FR 66264

Applicability

TypeManufacturerModelDetails
aircraft British Aerospace (Jetstream) Model HS 748 Series Airworthiness Directives; British Aerospace (Jetstream) Model HS 748 Series Airplanes

Unsafe Condition

Fatigue cracking at the inspection hole locations in engine 'W' frame socket fittings due to installation of drive screws, blind rivets, or hole enlargement beyond 0.125-inch diameter, which could result in engine mount structure failure and engine separation.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Inspect engine 'W' frame socket fittings for drive screws, blind rivets, or reworked holes exceeding 0.125-inch diameter. Perform corrective actions, including reworking holes or replacing fittings, prior to further flight if issues are found.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Before further flight if issues are found

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

British Aerospace (Jetstream) Model HS 748 series airplanes, all serial numbers.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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