Service difficulty report · Support · Boeing 7377H4

Difficulty date
June 21, 2017
Submitted
January 27, 2022
Operation
Air carrier
Aircraft
N752SW
Make and model
Boeing 7377H4
Aircraft serial
29804
Aircraft time
63,641 hours, 36,920 cycles
Part
Support
Condition
Corroded
Location
Aft Cargo Compt
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*** ACB BS 867-947 RBL21 WL155 SIDEWALL PANEL SUPPORT HAS NUMEROUS CORROSION. / REMOVED CORROSION ON SIDEWALL SUPPORT 807-847 RBL 21 - WL 155 MULTIPLE LOCATIONS 1' X 1' X 2' FOUND OUT OF LIMITS DUE TO GOING OVER MORE THAN 3 IN 10 FASTENERS REMOVED FLOOR TO SIDEWALL SUPPORT LOCATED; DRILLED USING BAC 1496-377 7075T6 LOT # 1283962 ALODINED PRIMED & INSTALLED PER SRM 51-40-02; SRM 51-20-01; SRM 53-00-53-1A-2; SRM 53-70-53-01-02 & DWG 147A7500

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