Service difficulty report · Web · Boeing 7377H4

Difficulty date
July 26, 2022
Submitted
August 19, 2022
Operation
Air carrier
Aircraft
N495WN
Make and model
Boeing 7377H4
Aircraft serial
33869
Aircraft time
59,256 hours, 35,036 cycles
Part
Web
Condition
Corroded
Location
Aft Cargo Bay
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 767 TO BS 807 STR 25R AND WL 156 AFT CARGO COMPARTMENT 2022-365947 / [01] TOOL USED: ULTRASONIC THICKNESS GAGE; P/N:35DL S/N:091419910 DUE DATE:26-JAN-23;[02] TOOL USED: EDDY CURRENT EQUIPMENT; P/N: NORTEC600D; S/N: 210138503; CAL DUE DATE: 19-MAY-23;[03] REPLACED WEB - INTERCOSTAL LOCATED BTW BS 767 TO BS 807 STR 25R AND WL 156 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-10-02 ITEM 9; SRM 51-40-02 AND DWG 146A0081; SHEET 25; REV. A. SEE INDIVIDUAL SIGNSOFF BELOW.;[04] REPLACED WEB - INTERCOSTAL LOCATED BTW BS 767 TO BS 807 STR 25R AND WL 156 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-10-02 ITEM 9; SRM 51-40-02 AND DWG 146A0081; SHEET 25; REV. A. SEE INDIVIDUAL SIGNSOFF BELOW... RII ITEM

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