SDR DALA2019091705396

Service difficulty report · Floor Support · Boeing 757251

Difficulty date: September 16, 2019
Submitted: September 18, 2019
Operation: Air carrier
Aircraft: N542US
Make and model: Boeing 757251
Aircraft serial: 26489
Aircraft time: 69,182 hours, 26,555 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Condition: Corroded
Location: Fuselage
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

(AIRCRAFT 5642, L/P 1273968) EXCESIVE CORROSION ON FLOOR SUPPORT STRINGER LBL 2.90 STA 655 IN FWD CARGO COMPARTMENT. CORRECTIVE ACTION: (CORROSION LEVEL 2) FLOOR SUPPORT STRINGER WAS REPLACED PER DWG: 143N5370 REV: E AND SRM 51-40-02 PAR 4 AND 7.