SDR CALA2017112404201

Service difficulty report · Floorbeam · Boeing 757224

Difficulty date: November 24, 2017
Submitted: November 25, 2017
Operation: Air carrier
Aircraft: N19141
Make and model: Boeing 757224
Aircraft serial: 30354
Aircraft time: 65,654 hours, 15,994 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floorbeam
Part number: 141N516255
Condition: Corroded
Location: Bs 398
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 THE MAIN CABIN FLOORBEAM UPPER SURFACE AT BS 398 RBL 47 TO RBL 59, CORROSION FOUND TO BE OUT OF LIMITS IAW SRM 53-0-51. ALLOWABLE DAMAGE 1, FIG 101, DETAIL III. REMOVED AND REPLACED THE FLOORBEAM IAW SRM 51-40-02, PAGES 4-8.