Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
July 6, 2023
Submitted
August 15, 2023
Operation
Air carrier
Aircraft
N229WN
Make and model
Boeing 7377H4
Aircraft serial
32498
Aircraft time
58,665 hours, 35,024 cycles
Part
Intercostal
Part number
UNKNOWN
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

CRACKED INTERCOSTAL BS 344-360 LBL 1 WL 208.<[01] REMOVED CRACKED INTERCOSTAL AT BS 344-360 LBL 1 WL 208 PER SRM 51-40-02-0G-0;[02] LOCATED AND DRILLED NEW INTERCOSTAL BS 344-360 LBL 1 WL 208 PER SRM 51-40-05-0G-0;[03] VERIFIED CORRECTIVE ACTION ITEMS 1- 2 AND MEASUREMENTS TABLE.;[04] OK TO INSTALL INTERCOSTAL.;[05] INSTALLED NEW INTERCOSTAL BS 344-360 LBL 1 WL 208; P/N 141A5410-22 PER SRM 51-40-02-0G-0;[06] INSTALLED NEW INTERCOSTAL BS 344-360 LBL 1 WL 208; P/N 141A5410-22 PER SRM 51-40-02-0G-0;[07] VERIFIED CORRECTIVE ACTION ITEMS 5-6.;[08] JOB COMPLETE.

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