Service difficulty report · Sidewall Support · Boeing 7378

Difficulty date
September 19, 2023
Submitted
October 5, 2023
Operation
Air carrier
Aircraft
N8709Q
Make and model
Boeing 7378
Aircraft serial
42563
Aircraft time
13,020 hours, 5,893 cycles
Part
Sidewall Support
Part number
UNKNOWN
Condition
Corroded
Location
Zn 100 Fus Lower
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 AFT CARGO BAY R/H FLOOR TO SIDEWALL SUPPORT PLATE HAS MULTIPLE AREAS AROUND NUT PLATE HOLES BS727H+10' TO BS747+12' RBL22 WL156<[01] REMOVED DAMAGED SECTION OF FLOOR TO SIDEWALL SUPPORT AND FABRICATED AND INSTALLED NEW SECTION OF FLOOR TO SIDEWALL SUPPORT AND SPLICE AT BS 727G+10' TO BS 767 PER SRM 51-40-02-0G-0; SRM 53-00-53-2R-5 REPAIR 5; DWG 146A7500; AND DWG 146A7502

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