SDR DALA1033415532

Service difficulty report · Floorbeam · Boeing 757251

Difficulty date: November 22, 2010
Submitted: November 24, 2010
Operation: Air carrier
Aircraft: N532US
Make and model: Boeing 757251
Aircraft serial: 24263
Aircraft time: 68,796 hours, 28,091 cycles
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

DURING M-CHECK FOUND AFT CABIN FLOORBEAM CORRODED AT BS 1640 LBL 54 00-51 FIG 101. REMOVED STIFFENERS AND UPPER CHORD IAW SRM 51-40 02. RECEIVED EXTRUSION IAW SRP B757-A-53-01-07-801-863A-A AND SRM 53-00-51 FIG 201 PARTS SRM 53-00-51. LOCATED AND DRILLED ALL PARTS IAW SRM 53-00-51 AND 51-40-05. TREATED AND PRIMED IAW SRM 51-20-01, AND PAINTED ALL PARTS IAW SRM 51-20-00.INSTALLED NEW UPPER CHORD AND ATTACHING PARTS IAW SRM 53-00-51 AND SRM 51-40-02.