SDR DU4R2007077

Service difficulty report · Floorbeam · Boeing 757232

Difficulty date: March 21, 2007
Submitted: March 29, 2007
Operation: Air carrier
Filed by: DU4R141M
AAR Aircraft Services, LLC
Aircraft: N6708D
Make and model: Boeing 757232
Aircraft serial: 30480
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Fuselage
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

FOUND CORROSION ON FLOORBEAM UPPER CAP AT FS 1640 LBL 24. FABRICATED AND INSTALLED 63.0 LONG T CAP FROM 7075-T6 .090, 2 SUPPORT ANGLES 11.0 FROM 7075-T6 .063, 2 6.0 RADIUS FILLERS FROM 7075-T6 .125, 2 REINFORCEMENT STRAPS 8.0 FROM 7075-T6 .090 6 IAW DELTA B757 SRM 53-60-51-2-805D FIG 205, 51-20-01.