AD 2014-15-15
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Raytheon | Aircraft Company | Airworthiness Directives; Beechcraft Corporation Airplanes |
| aircraft | Beechcraft | Corporation | Airworthiness Directives; Beechcraft Corporation Airplanes |
| aircraft | Mitsubishi | Heavy Industries | Airworthiness Directives; Beechcraft Corporation Airplanes |
Unsafe Condition
Fatigue cracking in the horizontal stabilizer ribs, which could result in the failure of the horizontal stabilizer and loss of pitch control of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform a radiographic (x-ray) or borescope inspection for cracking of the horizontal stabilizer rib assemblies, in accordance with an approved method. Repeat the inspection at intervals not to exceed 2,400 flight hours.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before the accumulation of 7,400 total flight hours or within 6 months after the effective date of this AD, whichever occurs later.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Beechcraft Corporation Model MU-300 airplanes, serial numbers A003SA through A093SA; Model 400 airplanes, serial numbers RJ-1 through RJ-65; Model 400A airplanes, serial numbers RK-1 through RK-604; Model 400T (T-1A) airplanes, serial numbers TT-1 through TT-180; and Model 400T (TX), serial numbers TX-1 through TX-13.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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