Service difficulty report · Support Bracket · Boeing 7377H4

Difficulty date
August 5, 2023
Submitted
September 5, 2023
Operation
Air carrier
Aircraft
N449WN
Make and model
Boeing 7377H4
Aircraft serial
32469
Aircraft time
65,862 hours, 39,346 cycles
Part
Support Bracket
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 BRACKET LOCATED BS 986.5 TO BS 1006 BETWEEN S-24L TO S-25L AND WL 156 AT AFT CARGO COMPARTMENT 2023-477703<[01] REPLACED NEW SUPPORT BRACKET LOCATED BS 986.5 TO BS 1006 BETWEEN S-24L TO S-25L AND WL 156 AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02 ; SRM 51-10-02 ITEM 9 AND DWG 147A7443 SHEET: 4 REV: B. SEE INDIVIDUAL SING-OFF BELOW.;[02] CORRECTED STEP 1<BR>REPLACED SUPPORT BRACKET LOCATED BS 986.5 TO BS 1006 BETWEEN S-24L TO S-25L AND WL 156 AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02 ; SRM 51-10-02 ITEM 9 AND DWG 147A7443 SHEET: 4 REV: B. SEE INDIVIDUAL SING-OFF BELOW;[03] JOB COMPLETED AND CERTIFIED RII.

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