Service difficulty report · Rib · Boeing 7377H4

Difficulty date
May 2, 2017
Submitted
May 16, 2017
Operation
Air carrier
Aircraft
N407WN
Make and model
Boeing 7377H4
Aircraft serial
29817
Aircraft time
56,126 hours, 32,716 cycles
Part
Rib
Part number
186A1401
Condition
Cracked
Location
Lt 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

LT HORIZONTAL STABILIZER STAB STA 92.70 RIB CRACKED FASTENER HOLE AT FORWARD END OF 4TH, COMMON TO LOWER SPAR. REPAIRED RIB PER ER AND EA.

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