SDR UIEA2025040100425

Service difficulty report · Torsion Box · Boeing 767316

Difficulty date: April 5, 2025
Submitted: April 8, 2025
Operation: Air carrier
Aircraft: N1381A
Make and model: Boeing 767316
Aircraft serial: 27615
Aircraft time: 98,778 hours, 22,645 cycles
System (JASC): 5510 · Horizontal Stabilizer Structure
Part: Torsion Box
Condition: Corroded
Location: Zone 300
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

CORROSION ON TORSION BOX TOP SKIN BTW RBL 13.83 AND RBL 41.50, STGR 3 AT HORIZONTAL STABILIZER CENTER SECTION.(<P>ON TORSION BOX TOP SKIN BTW RBL 13.83 AND RBL 41.50, STGR 3 AT HORIZONTAL STABILIZER CENTER SECTION, CORROSION LEVEL 2 WAS REPAIRED IAW TRE6755083 ISSUED DATE 22MAR25, RDR NUMBER: CMA-TLS-25-0025-08B DATE 25MAR25. NO FURTHER DEFECTS NOTED.</P>)