AD 90-21-22

final rule
Data completeness: 70%

Airworthiness Directives; BRITISH AEROSPACE Model BAe 125-800A Series Airplanes

AD Number
90-21-22
Status
final_rule
Effective Date
Product Category
aircraft
Docket
90-NM-136-AD
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Textron Aviation Inc. BAe.125 Series 800A Airworthiness Directives; BRITISH AEROSPACE Model BAe 125-800A Series Airplanes
aircraft Textron Aviation Inc. BAe.125 Series 800A (C-29A) Airworthiness Directives; BRITISH AEROSPACE Model BAe 125-800A Series Airplanes
aircraft Textron Aviation Inc. BAe.125 Series 800A (U-125) Airworthiness Directives; BRITISH AEROSPACE Model BAe 125-800A Series Airplanes

Unsafe Condition

Failure of a link pin and subsequent reduced structural integrity of the main landing gear (MLG).

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

Required Actions

Lubricate the right and left MLG upper and lower torque link pivots within 30 days after the effective date. If grease does not appear in all indicated places, disassemble the MLG, perform visual and dye penetrant inspections for defects and cracks, and hand lubricate. Replace defective or cracked parts, adjust torque link clearance if needed, and repeat lubrication every 50 landings. Incorporate Modification 253244A to terminate repetitive lubrication.

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

Compliance Time

Within 30 days after the effective date of this AD, with the airplane on wheels. If grease does not appear, prior to further flight, disassemble and inspect. Repeat lubrication at intervals not to exceed 50 landings.

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

Affected Aircraft

All Model BAe 125-800A series airplanes on which British Aerospace Modification 253244A has not been incorporated.

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

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