AD Amdt-39-9705

final rule
Data completeness: 70%

Airworthiness Directives; Hamilton Standard Model 14RF-9 Propellers

AD Number
Amdt-39-9705
Status
final_rule
Effective Date
Product Category
propeller
Docket
Docket No. 96-ANE-04
FR Citation
61 FR 40313

Unsafe Condition

propeller blade separation due to propeller blade shank cracking that can result in loss of control of the aircraft

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

Required Actions

Perform an ultrasonic shear wave inspection, a one-time visual and fluorescent penetrant inspection, repair of the propeller blade shank, and add a new shank eddy current inspection. Allow repair of certain blade shanks removed from service under the current AD.

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

Affected Aircraft

Hamilton Standard Model 14RF-9 propellers

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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View Official Source ↗