Service difficulty report · Sidewall Support · Boeing 7378

Difficulty date
November 8, 2023
Submitted
November 28, 2023
Operation
Air carrier
Aircraft
N8704Q
Make and model
Boeing 7378
Aircraft serial
36988
Aircraft time
12,980 hours, 5,976 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 ON FWD CARGO BAY RH FLOOR TO SIDEWALL SUPPORT AT RBL 24 WL 156; AT BS 500G+19; BS 500H+2.5; BS 500H+10; AND BS 500H+20<[01] VERIFIED STEPS 1;2;3;4;5 COMPLETE.;[02] UPDATED MEASUREMENTS;[03] REMOVED CORROSION ON FWD CARGO BAY FLOOR TO SIDEWALL SUPPORT AT BS 500G+19' RBL 24 WL 156<BR>FOUND AREA OUT OF LIMITS<BR>REPLACED AND INSTALLED FWD CARGO BAY FLOOR TO SIDEWALL SUPPORT AT BS 500I TO BS 500A<BR>IAW SRM 51-40-02 AND DWG 143A7501 AND DWG 143A7500;[04] VERIFIED MEASUREMENT FIELD

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