Service difficulty report · Rib · Boeing 7377H4

Difficulty date
June 26, 2016
Submitted
July 6, 2016
Operation
Air carrier
Aircraft
N477WN
Make and model
Boeing 7377H4
Aircraft serial
33988
Aircraft time
42,822 hours, 24,865 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

RIGHT HORIZONTAL STABILIZER INSPAR RIB CRACKED AT HSS 92.70, 30 INCHES FROM LOWER FRONT SPAR. REPAIRED THE RIB IAW SRM.

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