Service difficulty report · Rib · Boeing 7377H4

Difficulty date
July 23, 2014
Submitted
July 29, 2014
Operation
Air carrier
Aircraft
N477WN
Make and model
Boeing 7377H4
Aircraft serial
33988
Aircraft time
36,275 hours, 21,122 cycles
Part
Rib
Part number
186A1401
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 LOWER RIB CRACKED AT STATION 138.70, 18 INCHES FWD OF AFT SPAR. REPAIRED RIB IAW EA.

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