SDR SWAA2021120340468

Service difficulty report · Support · Boeing 7377H4

Difficulty date: November 4, 2021
Submitted: December 3, 2021
Operation: Air carrier
Aircraft: N206WN
Make and model: Boeing 7377H4
Aircraft serial: 34011
Aircraft time: 52,875 hours, 31,083 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support
Condition: Corroded
Location: Fuselage
Stage of operation: IN
How discovered: 9
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

CORROSION FOUND ON FLOOR TO SIDEWALL SUPPORT IN THE FWD CARGO BAY BS 500+5-500C+13, LBL 23, WL 157. REMOVED AND EVALUATED CORROSION DAMAGE FOUND TO OUT OF LIMITS IAW SRM 53-00-53-1A-2. FABRICATED A NEW FLOOR TO SIDEWALL SUPPORT AND SPLICE. INSTALLED SPLICE TO FLOOR SIDEWALL SUPPORT IAW SRM 51-40-05-0G-0, SRM 51-40-08-0G-0, SRM 53-00-53-2R-5, AND DWG 143A7500 REV -.

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