AD 87-25-08

final rule
Data completeness: 70%

Airworthiness Directives; GULFSTREAM AMERICAN Model G-73 (Mallard) Series Airplanes

AD Number
87-25-08
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Frakes Aviation G-73 Airworthiness Directives; GULFSTREAM AMERICAN Model G-73 (Mallard) Series Airplanes

Unsafe Condition

Jamming of the elevator control system due to improper overlap or misalignment between the elevator control torque tube arm (P/N 109410) and the elevator up stop bolt hex head (P/N G19-5-22).

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

Required Actions

Visually inspect the overlapping contact surface between the torque tube arm and stop bolt hex head per SB G-73-FA26. If overlap is less than half the hex head dimension or alignment exceeds 1/8 inch, install Frakes Aviation Stop Kit (P/N FA112723K1) before further flight. If within limits, install the stop kit within 100 hours time-in-service.

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

Compliance Time

Within 15 days after the effective date (January 19, 1988) for inspection. Install Stop Kit before further flight if non-compliant, or within 100 hours time-in-service if compliant.

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

Affected Aircraft

GULFSTREAM AMERICAN (Frakes Aviation) Model G-73 (Mallard) series airplanes, all serial numbers, certificated in any category.

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.