SDR SWAA2025112027218

Service difficulty report · Attach Bracket · Boeing 7378H4

Difficulty date: October 23, 2025
Submitted: November 20, 2025
Operation: Air carrier
Aircraft: N8510E
Make and model: Boeing 7378H4
Aircraft serial: 36944
Aircraft time: 29,799 hours, 14,941 cycles
System (JASC): 5340 · Fuselage Main, Attach Fittings
Part: Attach Bracket
Condition: Cracked
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

SEAT TRACK NR 4 ATTACH BRACKET CRACKED ON BOTH INBD AND OTBD RADIUS'S AT BS 727B, UNDER FLOORBOARD 242DF. VERIFIED CRACKS IAW NDT MANUAL, PART 6, 51-00-00, PROC.23. REMOVED FASTENERS AND DISPLACED CRACKED GUSSET IAW SRM 51-40-02. REMOVED GUSSET, LOCATED, AND DRILLED NEW GUSSET IAW SRM 51-40-02. C/W INSPECTION OF CA NR 3. REMOVED AND REPLACED CRACKED GUSSET IAW SRM 51-40-02.

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