Service difficulty report · Intercostal · Boeing 7377BD

Difficulty date
January 7, 2023
Submitted
February 10, 2023
Operation
Air carrier
Aircraft
N7748A
Make and model
Boeing 7377BD
Aircraft serial
36399
Aircraft time
49,386 hours, 25,198 cycles
Part
Intercostal
Condition
Cracked
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

CRACK WEB - INTERCOSTAL LOCATED BS927 TO BS947.5 AT RBL21 AFT CARGO COMPARTMENT 2022-708727<[01] REPLACED WEB INTERCOSTAL LOCATED BTW BS 927 TO BS 947.5 AT RBL 21 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02 AND DWG 147A7500 SHEET 27 REV -. SEE INDIVIDUAL SIGNOFF BELOW;[02] CORRECTIVE ACTION 1 COMPLETE AND CERTIFIED AS RII <BR><BR>REPLACED WEB INTERCOSTAL LOCATED BTW BS 927 TO BS 947.5 AT RBL 21 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02 AND DWG 147A7500 SHEET 27 REV -. SEE INDIVIDUAL SIGNOFF BELOW

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