Service difficulty report · Stiffener · Boeing 7377H4

Difficulty date
June 1, 2016
Submitted
June 21, 2016
Operation
Air carrier
Aircraft
N479WN
Make and model
Boeing 7377H4
Aircraft serial
33990
Aircraft time
42,414 hours, 24,951 cycles
Part
Stiffener
Part number
6573782
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

RIGHT HORIZONTAL STABILIZER INTERIOR VERTICAL STIFFENER CRACKED AT STABILIZER STA 92.70, APPROXIMATELY 31" FROM FRONT SPAR. R & R STIFFENER IAW SRM.

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