AD 72-10-04 R2
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | 99 | Airworthiness Directives; BEECH Models 99, 99A, A99, A99A and B99 Airplanes |
| aircraft | Textron Aviation Inc. | 99A | Airworthiness Directives; BEECH Models 99, 99A, A99, A99A and B99 Airplanes |
| aircraft | Textron Aviation Inc. | A99 | Airworthiness Directives; BEECH Models 99, 99A, A99, A99A and B99 Airplanes |
| aircraft | Textron Aviation Inc. | A99A | Airworthiness Directives; BEECH Models 99, 99A, A99, A99A and B99 Airplanes |
| aircraft | Textron Aviation Inc. | B99 | Airworthiness Directives; BEECH Models 99, 99A, A99, A99A and B99 Airplanes |
Unsafe Condition
Landing gear retraction/extension system malfunction due to wear, improper tension, or lack of lubrication in the nose gear chains, landing gear actuator jackscrew end play, and actuator integrity issues.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect and lubricate nose gear chains every 100 hours' time in service. Inspect landing gear actuators for jackscrew end play and mounting integrity every 2500 landings. Lubricate landing gear actuators every 1000 hours' time in service. Replace or overhaul main and nose landing gear actuators every 5000 landings. Address unairworthy conditions found prior to further flight unless diverted under FAR 21.197.
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Compliance Time
within the next 50 hours' time in service after the effective date of this AD unless already accomplished within the intervals listed below and thereafter at the intervals as specified below
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Affected Aircraft
BEECH Models 99, 99A, A99, A99A, and B99 airplanes except those equipped with hydraulic-operated landing gear per Beech Kit No. 99-8010-1.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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