AD 76-10-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | B19 | Airworthiness Directives; BEECH Models B19, C23 and B24R Airplanes |
| aircraft | Textron Aviation Inc. | B24R | Airworthiness Directives; BEECH Models B19, C23 and B24R Airplanes |
| aircraft | Textron Aviation Inc. | C23 | Airworthiness Directives; BEECH Models B19, C23 and B24R Airplanes |
Unsafe Condition
Unscheduled retraction of wing flaps due to improper attachment of the flap cable block to the torque tube with rivets instead of screws and nuts.
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Required Actions
Inspect the flap torque tube to check if the flap cable block is attached with rivets or screws and nuts. If rivets are used, replace them with MS24694S58 screws, AN960-10 washers, and MS21042L3 locknuts or Beech P/N 130909N29 locknuts following Beechcraft Service Instructions No. 0831-161.
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Compliance Time
within the next 50 hours' time in service after the effective date of this AD
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Affected Aircraft
BEECH Models B19 (Serial Numbers MB-732 through MB-788), C23 (Serial Numbers M-1600 thru M-1769), and B24R (Serial Numbers MC-305 thru MC-398) airplanes equipped with mechanical flaps.
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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