SDR DALA2023051904016

Service difficulty report · Web · Boeing 7379

Difficulty date: May 16, 2023
Submitted: May 19, 2023
Operation: Air carrier
Aircraft: N939DZ
Make and model: Boeing 7379
Aircraft serial: 38720
Aircraft time: 27,661 hours, 14,366 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Web
Condition: Corroded
Stage of operation: IN
How discovered: O
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

(LOG 2769820) UPON REMOVEL OF SUBTHESHOLD WEB CORROSION WAS FOUND ON VERTICAL WEB STA798, RBL27, WL160-164. REMOVED AND REPLACED VERTICAL WEB FROM STA 798 TO 847 RBL 27 WL 160-164 AFT CARGO DOOR SURROUND IAW B737 SRM 51-40-02 AND BOEING DWG# 146A8120.

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