SDR DALA2024093009499

Service difficulty report · Tee Angle · Boeing 757251

Difficulty date: September 28, 2024
Submitted: September 30, 2024
Operation: Air carrier
Aircraft: N551NW
Make and model: Boeing 757251
Aircraft serial: 26498
Aircraft time: 58,814 hours, 25,824 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Tee Angle
Condition: Corroded
Location: Zone 200
Stage of operation: IN
How discovered: O
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

SHIP 5651 AFT CABIN STA. 1640 APROX LBL 15.0 WEB T. CHORD HAS CORROSION AT UPPER SURFACE DOT 11/032. CORRECTIVE ACTION: REMOVED PREVIOUS REPAIR AT AFT CABIN STA 1640 IAW B757-200 SRM 51-40-02. CUTOUT DAMAGE FLOOR BEAM UPPER CHORD AT MAIN CABIN STA 1640 IAW B757-200 SRM 53-00-51 REPAIR 9. FABRICATED AND INSTALLED NEW FLOOR BEAM TEE CAP AT STA 1640 LBL 65 TO RBL 65 IAW B757 SRM 51-40-02 AND B757 SRM 53-00-51-2R REPAIR 9. (0580916)