SDR SWAA2026101389752

Service difficulty report · Angle · Boeing 7378

Difficulty date: September 9, 2026
Submitted: October 14, 2026
Operation: Air carrier
Aircraft: N8711Q
Make and model: Boeing 7378
Aircraft serial: 36979
Aircraft time: 22,753 hours, 10,474 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Angle
Condition: Corroded
Location: Zone 200
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

AFT SERVICE DOOR THRESHOLD CORRODED, FOUND ON Z ANGLE IN MULTIPLE AREAS FROM BS 967-986.5. FOUND TO BE OUT OF LIMITS IAW SRM 53-7-15-1A-1. REMOVED THE ANGLE IAW SRM 51-40-02. LOCATED AND DRILLED IAW SRM 51-40-02 AND DWG 147A8501. COUNTERSUNK ALL FASTENER HOLES IAW SRM 51-40-08, SRM 51-40-02, & DWG 147A8501. INSTALLED, & APPLIED FILLET SEAL ON AFT SVC DOOR ANGLE IAW AMM 51-22-00.

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