SDR UIEA2026041800213

Service difficulty report · Rib · Boeing 7478F

Difficulty date: April 23, 2026
Submitted: April 23, 2026
Operation: Air carrier
Aircraft: N860GT
Make and model: Boeing 7478F
Aircraft serial: 67147
Aircraft time: 17,329 hours, 2,613 cycles
System (JASC): 5511 · Horizontal Stabilizer, Spar/Rib
Part: Rib
Part number: 65B0584210
Condition: Cracked
Location: Zone 300
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

RIGHT INBD ELEVATOR MOST INBD UPPER SUPPORT BRACKET CRACK FOUND. HSS 56.59 & 55.813. RT INBD ELEVATOR MOST INBD UPPER SUPPORT BRACKET (PN 65B05842-10) AND STIFFENER (PN 65B05701-56) REPLACED IAW SRM 51-10-02, REV 48 & SRM 51-40-02, REV 48. NO FURTHER DEFECTS NOTED.

More about the Boeing 747-8F