Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
July 25, 2023
Submitted
August 18, 2023
Operation
Air carrier
Aircraft
N292WN
Make and model
Boeing 7377H4
Aircraft serial
32538
Aircraft time
51,861 hours, 31,244 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 277-294 RBL 1 WL 208.<[01] REMOVED CRACKED INTERCOSTAL AT BS 277-294; RBL 1; WL 208 IAW SRM 51-40-02-0G-0.;[02] REMOVED CRACKED INTERCOSTAL AT BS 277-294; RBL 1; WL 208 IAW SRM 51-40-02-0G-0. COMPLETED MEASUREMENT TABLE.;[03] LOCATED AND DRILLED NEW INTERCOSTAL PN: 141A5410-3; LOT: 1534252-1; <BR>PO:928536/1 IAW SRM 51-30-01-0G-0 & DWG:141A5400 ID:0020 REV:-.;[04] VERIFIED COMPLETION OF CORRECTIVE ACTIONS 3.;[05] OK TO INSTALL INTERCOSTAL AT BS 277-294; RBL 1; WL 208 GIVEN;[06] INSTALLED NEW INTERCOSTAL AT BS 277-294; RBL 1; WL 208 IAW SRM 51-40-02-0G-0 & DWG:141A5400 ID:0020 REV:-.;[07] VERIFIED COMPLETION OF CORRECTIVE ACTIONS 6 AND MEASUREMENT TABLE.

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