SDR FDEA201009143388

Service difficulty report · Floorbeam · Boeing 7572Q8

Difficulty date: September 14, 2010
Submitted: September 28, 2010
Operation: Air carrier
Aircraft: N993FD
Make and model: Boeing 7572Q8
Aircraft serial: 24965
Aircraft time: 54,902 hours, 18,656 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 146N5090
Condition: Corroded
Location: Bs 1661
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

FLOORBEAM UPPER TEE SURFACE HAS CORROSION BS 1661 LBL 55 NEAR DOOR TRESHOLD. REMOVED CORROSION IAW SRM 51-10-02, ORIG MAT THICKNESS 0.125" MEASUREMENT. FOUND OUT LIMITS IAW 53-00-51,PG 101,FIG 101, DETAIL VII. REMOVED & REPLACED FLOORBEAM IAW SRM 53-00-51, PG 5 AND FIG 1. MAJOR REPAIR.

More about the Boeing 757-2Q8