SDR ASAA2015103013843

Service difficulty report · Floorbeam · Boeing 737790

Difficulty date: October 30, 2015
Submitted: November 20, 2015
Operation: Air carrier
Aircraft: N615AS
Make and model: Boeing 737790
Aircraft serial: 30344
Aircraft time: 53,277 hours, 24,015 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 147A5504
Condition: Corroded
Location: Bs 947
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

AFT FUSELAGE WET AREA STA 947.5 RBL 49 HAS CORROSION. ACFT GROUNDED. AFT FUSELAGE WET AREA BS 947.5 TOP OF THE FLOORBEAM CHORD CORRODED BEYOND LIMITS IAW SRM 53-70-51. REMOVED DAMAGE AND REPAIRED CHORD IAW SRM 53-70-51-2R-5, SRM 51-10-02, SRM 51-40-02, SRM 51-40-05, SRM 51-20-01, SOPM 20-10-03, SOPM 20-41-02. APPLIED CIC IAW SRM 51-20-01. DOT REMOVED.