Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
August 19, 2022
Submitted
September 27, 2022
Operation
Air carrier
Aircraft
N489WN
Make and model
Boeing 7377H4
Aircraft serial
33855
Aircraft time
57,460 hours, 34,246 cycles
Part
Intercostal
Condition
Cracked
Location
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

CRACKED INTERCOSTAL AT STA 328+8; WL 208; LBL 45. / [01] LOCATED AND DRILLED NEW INTERCOSTAL BS 328 TO 344 WL 208 LBL 45 IAW SRM 51-40-05-0G-0; AND OK TO INTALL;[02] REMOVED INTERCOSTAL BS 328 TO 344 WL 208 LBL 45 IAW SRM 51-40-02-0G-0;[03] UPDATED MEASUREMENT TABLE;[04] CERTIFY;[05] CERTIFY;[06] VERIFIED CORRECTIVE ACTION 1 AND MEASUREMENT TABLE.;[07] INSTALLED NEW INTERCOSTAL BS 328 TO 344; WL; 208; LBL 45. IAW SRM 51-40-02-0G-0 AND DWG #141A5400 ; REV:-;[08] CERTIFY;[09] VERIFIED CORRECTIVE ACTION 7.

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