AD 2018-21-03

final rule
Data completeness: 70%

Airworthiness Directives; Bombardier, Inc., Airplanes

AD Number
2018-21-03
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2018-0546
FR Citation
83 FR 51823

Applicability

TypeManufacturerModelDetails
aircraft Bombardier Various Airworthiness Directives; Bombardier, Inc., Airplanes
aircraft Bell Various Airworthiness Directives; Bombardier, Inc., Airplanes

Unsafe Condition

in-flight departures of the aft belly fairing access panels, which could result in runway hazards or hazards to people on the ground.

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

Required Actions

modify the aft belly fairing access panels by replacing the attachments, as described in Bombardier Service Bulletins (SBs) to incorporate new self-locking nutplates with associated hardware (retaining rings and studs) to improve fastener engagement. A bracket has also been added to provide two additional panel attachment points.

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

Compliance Time

Before further flight

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

Affected Aircraft

Bombardier, Inc., Model BD-700-1A10 and BD-700-1A11 airplanes.

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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