SDR ASAA2013051994984

Service difficulty report · Floorbeam · Boeing 737490

Difficulty date: May 19, 2013
Submitted: June 7, 2013
Operation: Air carrier
Aircraft: N703AS
Make and model: Boeing 737490
Aircraft serial: 28893
Aircraft time: 47,650 hours, 26,708 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 65C264594
Condition: Corroded
Location: Bs 727f
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

ON REMOVAL OF NR 2 FLOORBOARD, FOUND AFT CARGO FLOOR SPLICE AT BS 727F 7.6 CORRODED BLENDED CORROSION, FOUND TO BE OUT OF LIMITS, FABRICATED, ALODINED , PRIMED AND TOPCOATED NEW FLOORBOARD SPLICE IAW SRM 53-60-53-1A-1, FIG 101, 51-10-02-0G-0, 51-40-05-0G-0 AND SOPM 20-41-02, W 4.00, O .070, R .044, L 1.00, D .026.