SDR SWAA2025081291365

Service difficulty report · Sidewall Support · Boeing 7377H4

Difficulty date: July 14, 2025
Submitted: August 12, 2025
Operation: Air carrier
Aircraft: N232WN
Make and model: Boeing 7377H4
Aircraft serial: 32500
Aircraft time: 64,160 hours, 38,524 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Sidewall Support
Part number: 147A750256
Condition: Corroded
Location: Zone 100
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 AFT CARGO COMPARTMENT R/H FLOOR TO SIDEWALL SUPPORT BS 867+10, 867+15-16, RBL 22, WL 158. REMOVED AND REPLACED ON AFT CARGO COMPARTMENT R/H FLOOR SIDEWALL SUPPORT BS 867 TO 887 IAW SRM 51-40-02, AND 51-40-05 AND DWG 146A7500 REV A.

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