Service difficulty report · Rib · Boeing 7377H4

Difficulty date
July 29, 2016
Submitted
August 23, 2016
Operation
Air carrier
Aircraft
N481WN
Make and model
Boeing 7377H4
Aircraft serial
29853
Aircraft time
42,947 hours, 25,069 cycles
Part
Rib
Part number
186A1401
Condition
Cracked
Location
Horizontal Stab
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

RT HORIZONTAL STABILIZER RIB CRACKED AT HSS 92.70, LOWER END OF THE 3RD AND 4TH VERTICAL STIFFENERS FROM THE TRAILING EDGE. REPAIRED RIB IAW SRM.

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