Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
March 20, 2022
Submitted
April 19, 2022
Operation
Air carrier
Aircraft
N463WN
Make and model
Boeing 7377H4
Aircraft serial
32467
Aircraft time
60,007 hours, 35,725 cycles
System (JASC)
5200 · Doors
Part
Intercostal
Condition
Corroded
Location
Fwd Fuselage
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 BETWEEN BS 294 AND BS 312 LBL 12 WL208.1 AT FWD GALLEY AREA 2022-148039 / [01] REPLACED NEW WEB INTERCOSTAL LOCATED BETWEEN BS 294 AND BS 312 LBL 12 WL208.1 AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02 Ï¿½TEM 9 AND DWG 141A5600 SHEET 1 REV: N. SEE INDIVIDUAL SIGN OFFS BELOW;[02] CORRECTED STEP 1 REPLACED NEW WEB INTERCOSTAL LOCATED BETWEEN BS 294 AND BS 312 LBL 12 WL208.1 AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02 AND DWG 141A5600 SHEET 1 REV: N. SEE INDIVIDUAL SIGN OFFS BELOW;[03] CORRECTED STEP 2 REPLACED NEW WEB INTERCOSTAL LOCATED BETWEEN BS 294 AND BS 312 LBL 12 WL208.1 AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02 AND 51-10-02 Ï¿½TEM 9 AND DWG 141A5600 SHEET 1 REV: N. SEE INDIVIDUAL SIGN OFFS BELOW;[04] REPLACED NEW WEB INTERCOSTAL LOCATED BETWEEN BS 294 AND BS 312 LBL 12 WL208.1 AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02 AND 51-10-02 Ï¿½TEM 9 AND DWG 141A5600 SHEET 1 REV: N. SEE INDIVIDUAL SIGN OFFS BELOW

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