Service difficulty report · Rib · Boeing 7377H4

Difficulty date
October 26, 2023
Submitted
November 21, 2023
Operation
Air carrier
Aircraft
N910WN
Make and model
Boeing 7377H4
Aircraft serial
36618
Aircraft time
50,934 hours, 30,655 cycles
Part
Rib
Part number
UNKNOWN
Condition
Cracked
Location
Zn 300 Stabilize
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 RIB 8 LOCATED ACCESS PANEL 321A AT VERTICAL STABILIZER 2023-659208<[01] TOOL USED: TEMPERATURE CONTROLLER: P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 25-JAN-24.;[02] REPLACED RIB 8 LOCATED ACCESS PANEL 321A AT VERTICAL STABILIZER IAW SRM B737-700 51-10-02 ITEM 9; SRM B837-700 51-40-02 AND DRAWING # # 174A0103 REV. -. SEE INDIVIDUAL SIGN OFFS BELOW.;[03] TASK CARD COMPLETE. <BR><BR><BR>SEE INDIVIDUAL SIGNOFFS BELOW.

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