SDR SWAA2012111509520

Service difficulty report · Rib · Boeing 7377H4

Difficulty date: November 3, 2012
Submitted: November 15, 2012
Operation: Air carrier
Aircraft: N791SW
Make and model: Boeing 7377H4
Aircraft serial: 27886
Aircraft time: 43,718 hours, 25,310 cycles
System (JASC): 5511 · Horizontal Stabilizer, Spar/Rib
Part: Rib
Part number: BAC1506
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 STAB, INSPAR RIB AT STA 92.7 IS CRACKED AT 2ND VERTICAL STIFFENER ON THE LOWER END. REMOVED, REPAIRED, REINSTALLED LT HORIZ STAB INSPAR RIB, 2ND VERTICAL STIFFENER AT STAB STA 92.7 IAW SRM 55-10-09-2R-4, SRM 51-40-02-0G-0.

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