SDR DALA2017041202964

Service difficulty report · Floor Support · Boeing 757232

Difficulty date: April 11, 2017
Submitted: April 12, 2017
Operation: Air carrier
Aircraft: N667DN
Make and model: Boeing 757232
Aircraft serial: 25035
Aircraft time: 83,846 hours, 38,346 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

FWD PASSENGER CABIN AT STA 338 TO STA 365, 26" I/B OF LBL 24, FLOORBEAM HAS SEVERAL AREAS OF CORROSION. REMOVED CORROSION FROM STA 338 TO 356 AT RBL 2 IAW 51-10-02 STEP 15. ORIGINAL .063" REMAINING .020" REMOVED .043" FOUND TO BE OUT OF LIMITS IAW SRM 53-0051 DETAIL III. REMOVED, LOCATED, DRILLED AND INSTALLED NEW FLOORBEAM IAW SRM 51-40-02, 51-40-05, AND DRAWING 141N5190 SHEET 1 REV C.