Service difficulty report · Rib · Boeing 7377H4

Difficulty date
June 2, 2020
Submitted
June 22, 2020
Operation
Air carrier
Aircraft
N476WN
Make and model
Boeing 7377H4
Aircraft serial
32475
Aircraft time
55,307 hours, 32,813 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

RIGHT HAND HORIZONTAL STABILIZER INSPAR RIB AT STATION 120.30 IS CRACKED AT THE 3RD VERTICAL STIFFENER. TRIMMED OUT THE DAMAGE PART AT RT HORIZONTAL STABILIZER INSPAR RIB AT STATION 120.30 AT THE 3RD VERTICAL STIFFENER AND INSTALLED REPAIR PARTS IAW SRM 55-10-09-2R-4.

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