Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
May 13, 2023
Submitted
June 12, 2023
Operation
Air carrier
Aircraft
N900WN
Make and model
Boeing 7377H4
Aircraft serial
32544
Aircraft time
51,244 hours, 30,861 cycles
Part
Intercostal
Condition
Cracked
Location
Zn 200 Fus Top
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 FLOOR STRUCTURE LOCATED BETWEEN BS 277.5 TO BS 294.5 AND RBL 3 APPROX FWD GALLEY AND LAV 2023-311317<[01] REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BETWEEN BS 277.5 TO BS 294.5 AND RBL 3 APPROX FWD GALLEY AND LAV I.A.W B737-700 SRM 51-10-02 ITEM 9 AND DWG# 141A5400 SHEET:20 REV:- SEE INDIVIDUAL SIGN OFF BELOW.;[02] REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BETWEEN BS 277.5 TO BS 294.5 AND RBL 3 APPROX FWD GALLEY AND LAV I.A.W B737-700 SRM 51-10-02 ITEM 9 AND DWG# 141A5400 SHEET:20 REV:- SEE INDIVIDUAL SIGN OFF BELOW. AS RII

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