SDR SWAA2021071485560

Service difficulty report · Sidewall Support · Boeing 7377H4

Difficulty date: June 17, 2021
Submitted: July 14, 2021
Operation: Air carrier
Aircraft: N226WN
Make and model: Boeing 7377H4
Aircraft serial: 32494
Aircraft time: 53,110 hours, 31,655 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Sidewall Support
Condition: Corroded
Location: Bs 945
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

CORROSION ON FLOOR TO SIDEWALL SUPPORT AT AFT CARGO BAY BS945 RBL21 WL180. REMOVED CORROSION ON FLOOR TO SIDEWALL SUPPORT AND FOUND TO BE OUT OF LIMITS IAW SRM53-00-53-1A-2. REMOVED SIDEWALL SUPPORT, FABRICATED FLOOR TO SIDEWALL SUPPORT, LOCATED AND DRILLED IAW SRM 51-40-05 ;DWG# 147A7501 REV A.

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