Service difficulty report · Rib · Boeing 73776Q

Difficulty date
November 30, 2020
Submitted
January 12, 2021
Operation
Air carrier
Aircraft
N550WN
Make and model
Boeing 73776Q
Aircraft serial
30279
Aircraft time
59,593 hours, 37,112 cycles
Part
Rib
Part number
186A1308
Condition
Cracked
Location
Horizontal 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 LEADING EDGE FAIRING INT RIB NR 7 CRACKED AT EDGE, MARKED DOT 60-031. FABRICATED AND INSTALLED RIB NR 8 CHORD AT RT HOTL. STABILIZER LEADING EDGE FAIRING MAT USED BAC 1490-2655 2024-0 CLAD PO 17016 55 AND TREATED PART WITH ALODINE & PRIME AND LOCATED & DRILLED PARTS, IN REF B737-700 SRM 51-40-05-0G-0; 51-20-01 AND DWG 186A1308.

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