Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
July 6, 2023
Submitted
August 9, 2023
Operation
Air carrier
Aircraft
N965WN
Make and model
Boeing 7377H4
Aircraft serial
36677
Aircraft time
38,362 hours, 23,630 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 AT FWD CABIN BS328+7 LBL46 WL208.<[01] UPDATED MEASUREMENT TABLE;[02] REMOVED DAMAGED INTERCOSTAL IAW SRM 51-40-02-0G-0;[03] LOCATED; DRILLED NEW INTERCOSTAL AT BS 328 - 344 LBL 46 IAW SRM 51-40-05-0G-0. OK TO INSTALL.;[04] VERIFIED CORRECTIVE ACTION ITEM 3.<BR>OKAY TO INSTALL INTERCOSTAL GIVEN.;[05] INSTALLED INTERCOSTAL IAW AMM 51-40-02-0G-0; DWG 141A5400 SHT 44;[06] RII VERIFIED CORRECTIVE ACTION ITEM 5;[07] VERIFIED CORRECTIVE ACTION ITEM 5 AND MEASUREMENT FIELDS; CARD COMPLETE.

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