Service difficulty report · Stiffener · Boeing 7377H4

Difficulty date
September 14, 2019
Submitted
September 26, 2019
Operation
Air carrier
Aircraft
N448WN
Make and model
Boeing 7377H4
Aircraft serial
33721
Aircraft time
55,244 hours, 32,610 cycles
Part
Stiffener
Part number
175A140520
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 INSPAR RIB AT STAB STA 120.3, 2ND VERTICAL STIFFENER CRACKED AT LOWER END. REPAIRED STIFFENER IAW SRM.

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