Service difficulty report · Rib · Boeing 7377H4

Difficulty date
April 20, 2020
Submitted
May 26, 2020
Operation
Air carrier
Aircraft
N922WN
Make and model
Boeing 7377H4
Aircraft serial
32461
Aircraft time
41,140 hours, 24,679 cycles
Part
Rib
Condition
Cracked
Location
Rt Horiz Stab
Stage of operation
IN
How discovered
V
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

RT HORIZONTAL STABILIZER LEADING EDGE PANEL 341B RIB CHORD IS CRACKED ON LOWER AFT END AT LE STA 105.26. REMOVED CRACKED RIB IN RT STAB L/E AT LE STA 105.26 AND INSTALLED RIB 186A1304-2 IAW SRM 51-40-05-0G-0 51-40-02-0G-0 STEP 4; BAC DWG 186A1001 REV.

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