SDR SWAA2026071584054

Service difficulty report · Attach Angle · Boeing 7378H4

Difficulty date: June 25, 2026
Submitted: July 15, 2026
Operation: Air carrier
Aircraft: N8544Z
Make and model: Boeing 7378H4
Aircraft serial: 36926
Aircraft time: 29,716 hours, 15,011 cycles
System (JASC): 5340 · Fuselage Main, Attach Fittings
Part: Attach Angle
Condition: Cracked
Location: Zone 100
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

LEFT BS 663, UPPER ATTACH ANGLE IS CRACKED ON VAPOR BARRIER LBL 8 AND LBL 34 WL 167.68. REMOVED, REPLACED, AND INSTALLED A NEW BS 663 LT UPPER ATTACH ANGLE LBL 4 TO LBL 65 IAW SRM 51-40-02-0G-0, DWG 111A1000, REV B, DWG 111A1001 REV B, AND DWG 111A7000 REV -.

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