Service difficulty report · Intercostal · Boeing 7377BD

Difficulty date
January 6, 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
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 BTW BS 492.4 TO BS 500A AT LEVEL STR 26R WL 154.5 FWD CARGO COMPARTMENT 2022-708697<[01] REPLACED WEB INTERCOSTAL LOCATED BTW BS 492.4 TO BS 500A AT LEVEL STR 26R WL 154.5 FWD CARGO COMPARTMENT IAW B737-700 SRM 51-40-02 AND DWG 143A0080 REV:- SHEET 15 SEE INDIVIDUAL SIGNOFF BELOW;[02] TASK CARD COMPLETED <BR>REPLACED WEB INTERCOSTAL LOCATED BTW BS 492.4 TO BS 500A AT LEVEL STR 26R WL 154.5 FWD CARGO COMPARTMENT IAW B737-700 SRM 51-40-02 AND DWG 143A0080 REV:- SHEET 15 SEE INDIVIDUAL SIGNOFF BELOW<BR>RII

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