SDR USAA2009062291543

Service difficulty report · Spar · Boeing 737401

Difficulty date: June 19, 2009
Submitted: June 22, 2009
Operation: Air carrier
Aircraft: N417US
Make and model: Boeing 737401
Aircraft serial: 23984
Aircraft time: 55,678 hours, 37,744 cycles
System (JASC): 5511 · Horizontal Stabilizer, Spar/Rib
Part: Spar
Part number: 655057816
Condition: Corroded
Location: 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

CLT - C3 - MAJOR REPAIR - LEVEL 2 GALVANIC CORROSION ON RIGHT HORIZONTAL STABILIZER REAR SPAR UPPER CHORD FLANGE AT STAB STA 170. REPAIRED RIGHT HORIZONTAL STABILIZER REAR SPAR UPPER CHORD FLANGE AT STAB STA 170 IAW US AIRWAYS EA 101238.