SDR FDEA201206092169

Service difficulty report · Floorbeam · Boeing 757236

Difficulty date: June 9, 2012
Submitted: June 11, 2012
Operation: Air carrier
Aircraft: N958FD
Make and model: Boeing 757236
Aircraft serial: 24371
Aircraft time: 51,823 hours, 22,005 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Zone 200
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

MAIN DECK CARGO FLOORBEAM AT BS 1640, LBL 58 - RBL 58, HAS SEVERAL ELONGATED HOLES AT UPPER TEE ANGLE, CORROSION AROUND FASTENERS ATTACHED TO WEB AT BL 0 AND GOUGED ADJACENT TO NUT PLATES. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-51, FIG 101, DETAIL VI . REMOVED AND REPLACED FLOORBEAM IAW SRM 51-40-02 AND DWG 146N5180. MAJOR REPAIR .