Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
March 21, 2023
Submitted
April 19, 2023
Operation
Air carrier
Aircraft
N217JC
Make and model
Boeing 7377H4
Aircraft serial
34232
Aircraft time
59,800 hours, 35,508 cycles
Part
Intercostal
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 WEB - INTERCOSTAL LOCATED BS 767 TO BS 794.5 S-25R RBL 21.00 AND WL 156 AT AFT CARGO COMPARTMENT 2023-191924<[01] REPLACED WEB - INTERCOSTAL AND NEW FASTENERS LOCATED BS 767 TO BS 794.5 S-25R RBL 21.00 AND WL 156 AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-10-02;SRM 51-40-02 AND DWG 146A0081;SHEET 25; REV. A. SEE INDIVIDUAL SINGS-OFF BELOW.;[02] REPLACED WEB - INTERCOSTAL AND NEW FASTENERS LOCATED BS 767 TO BS 794.5 S-25R RBL 21.00 AND WL 156 AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-10-02;SRM 51-40-02 AND DWG 146A0081;SHEET 25; REV. A. RII; SEE INDIVIDUAL SINGS-OFF BELOW.

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