SDR CALA2017082102797

Service difficulty report · Floor Support · Boeing 757224

Difficulty date: August 20, 2017
Submitted: August 21, 2017
Operation: Air carrier
Aircraft: N19117
Make and model: Boeing 757224
Aircraft serial: 27559
Aircraft time: 87,324 hours, 18,348 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Part number: 143N584570
Condition: Corroded
Location: Bs 700 - 720
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 MAIN CABIN FLOOR SUPPORT BETWEEN BS 700 - 720, RBL 16. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-51, FIG 101, DETAIL II I. FABRICATED A NEW FLOOR SUPPORT IAW EC/RA 5310-0718 7. REMOVED AND REPLACED FLOOR SUPPORT IAW SRM 51- 40-02, PARA 7, FIG 12.