SDR SWAA2026101312388

Service difficulty report · Mount · 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): 5345 · Fuselage, Equipment Attach Fittings
Part: Mount
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 PASSENGER CABIN, FOUND CORROSION UNDER LAV MOUNT AT BS 947, RBL 52, BLENDING ACCOMPLISHED ON EA 26-153-02451-WIP1, STEP 5. REMOVED .033" OF MATERIAL. REMAINING THICKNESS IS .147". DAMAGE LOCATION AT A HARD MOUNT AND REMOVAL IS OUT OF LIMITS IAW SRM 53-70-51-1A-1. REPAIR ACCOMPLISHED PER EA 26-153-02451. WIP1, WIP2, AND WIP3.

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