AD 64-24-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | 65 | Airworthiness Directives; Beech Model D50E, J50, and 65 Airplanes |
| aircraft | Textron Aviation Inc. | D50E | Airworthiness Directives; Beech Model D50E, J50, and 65 Airplanes |
| aircraft | Textron Aviation Inc. | J50 | Airworthiness Directives; Beech Model D50E, J50, and 65 Airplanes |
Unsafe Condition
Some wing attaching bolts may have been overtorqued due to the use of lubricant during installation, compromising proper torquing and structural integrity.
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Required Actions
Remove wing attach bolts one at a time and check for lubricant traces. Discard contaminated bolts and nuts. Clean all attaching parts with methyl ethyl ketone or lacquer thinner, rinse, and dry. Reinstall clean or new bolts and nuts, torquing each bolt per specified values (e.g., 5000-5500 inch-pounds for lower forward bolts) before proceeding to the next bolt.
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Compliance Time
within the next 100 hours' time in service from the effective date of this AD
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Affected Aircraft
Beech Model D50E (Serial Numbers DH-301 through DH-347), J50 (Serial Numbers JH-150 through JH-173), and 65 (Serial Numbers LC-1 through LC-152)
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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