Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
July 25, 2021
Submitted
August 24, 2021
Operation
Air carrier
Aircraft
N224WN
Make and model
Boeing 7377H4
Aircraft serial
32493
Aircraft time
53,348 hours, 31,840 cycles
Part
Intercostal
Condition
Corroded
Location
Bs 767-794
Stage of operation
IN
How discovered
V
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 BS767 TO BS794 AND STR 25R WL 156 AFT CARGO COMPARTMENT ; 2021-348869 / [01] REPLACED WEB - INTERCOSTAL LOCATED BTW BS767 TO BS794 AND STR 25R WL 156 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-10-02 AND SRM 51-40-01 AND DWG 146A0081 SHEET 25 REV A:; [02] TOOL USED: DIGITAL CALIPER PN# 500-197-20; SN# 12141486; DUE DATE: 03/JAN/22; [03] REPLACED WEB - INTERCOSTAL LOCATED BTW BS767 TO BS794 AND STR 25R WL 156 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-10-02 AND SRM 51-40-01 AND DWG 146A0081 SHEET 25 REV A:; [04] TASK COMPLETED; VERIFIED AS RII.

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