Service difficulty report · Support · Boeing 73776Q

Difficulty date
April 19, 2023
Submitted
May 31, 2023
Operation
Air carrier
Aircraft
N7815L
Make and model
Boeing 73776Q
Aircraft serial
30288
Aircraft time
60,418 hours, 35,015 cycles
Part
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 SUPPORT ZEE LOCATED BTW BS 727B TO BS 767 AT LEVEL STR 25R RBL 22 WL 156 AFT CARGO COMPARTMENT 2023-258114<[01] TOOL USED: SOLAR POWER CALIPER N/P: 500-464; N/S: B17030932 DUE DATE: 13-FEB-24;[02] REPLACED SUPPORT ZEE AND FASTENERS LOC. BTW BS 727 TO BS 767 AT LEVEL STR 25R RBL 22 WL 156 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02 AND DWG 146A7500 REV-. SEE INDIVIDUAL SIGN OFF BELOW.;[03] TASK CARD COMPLETE AND CERTIFIED AS RII. <BR><BR><BR>SEE INDIVIDUAL SIGNOFFS BELOW.

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