SDR SWAA2022121372160

Service difficulty report · Support · Boeing 7377H4

Difficulty date: November 16, 2022
Submitted: December 13, 2022
Operation: Air carrier
Aircraft: N267WN
Make and model: Boeing 7377H4
Aircraft serial: 32525
Aircraft time: 52,811 hours, 31,569 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support
Condition: Corroded
Location: Bs 887
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 ON AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT AT RBL 21 BS 887+14. REMOVED CORROSION IAW SRM 51-10-02, PARAGRAPH 15. FOUND TO BE OUT LIMITS IAW SRM 53-00-53-1A-2. FABRICATED, LOCATED, AND DRILLED A REPLACEMENT FLOOR TO SIDEWALL SUPPORT IAW SRM 51-40-05, AND DWG147A7501, REV A. APPLIED CHEMICAL CONVERSION COATING AND PRIMER. IAW SRM 51-20-01, AND AMM 51-21-72-370-804.

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