Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
May 15, 2023
Submitted
June 5, 2023
Operation
Air carrier
Aircraft
N283WN
Make and model
Boeing 7377H4
Aircraft serial
36610
Aircraft time
52,109 hours, 31,408 cycles
Part
Intercostal
Condition
Cracked
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

CRACK ON WEB INTERCOSTAL BTW STA 400 TO STA 420 LBL 21 AT FWD CARGO COMPARTMENT. 2023-299460<[01] REPLACED NEW WEB INTERCOSTAL BTW STA 400 TO STA 420 LBL 21 AT FWD CARGO COMPARTMENT I.A.W B737-700 SRM 51-40-02; SRM 51-10-02 ITEM 9 AND DWG 143A7505-85 SHEET 81 REV- . SEE INDIVIDUAL SIGN OFF BELOW.;[02] CORRECTIVE ACTION 1 COMPLETE RII <BR><BR>REPLACED NEW WEB INTERCOSTAL BTW STA 400 TO STA 420 LBL 21 AT FWD CARGO COMPARTMENT I.A.W B737-700 SRM 51-40-02; SRM 51-10-02 ITEM 9 AND DWG 143A7505-85 SHEET 81 REV- . SEE INDIVIDUAL SIGN OFF BELOW.

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