Service difficulty report · Doubler · Boeing 7377H4

Difficulty date
July 3, 2024
Submitted
July 29, 2024
Operation
Air carrier
Aircraft
N951WN
Make and model
Boeing 7377H4
Aircraft serial
36665
Aircraft time
45,049 hours, 27,449 cycles
Part
Doubler
Condition
Cracked
Location
Zone 300
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 FOUND AT RT HORIZONTAL STABILIZER LOWER SKIN AT STAB STA 193.90 ; 16' FROM LEADING EDGE ;I/B ROW. CRACK LENGTH : 1'. CRACK FOUND AT RT HORIZONTAL STABILIZER LOWER SKIN AT STAB STA 193.90 16' FROM LEADING EDGE I/B ROW. CRACK LENGTH : 1'.<[01] REMOVED FASTENERS CUTOUT DAMAGED AREA INSTALLED FILLER AND DOUBLER REPAIR APPLIED TOPCOAT ON REPAIR AREA AT RT HORIZONTAL STAB. LOWER SKIN STA. 193.90 REF. SRM 55-10-01-2R-11;[02] (RII) FINAL INSPECTION; VERIFIED STEP #1.

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