Service difficulty report · Floorbeam · Boeing 7572T7

Difficulty date
April 19, 2010
Submitted
April 20, 2010
Operation
Air carrier
Aircraft
N937FD
Make and model
Boeing 7572T7
Aircraft serial
23895
Aircraft time
63,630 hours, 26,638 cycles
Part
Floorbeam
Part number
146N51106
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

CABIN AFT FLOORBEAM WITH CORROSION AT UPPER CHORD SURFACE AND SURROUNDING FASTENER HOLES AREA AT BS 1661, BETWEEN RBL 58 AND LBL 58. CORRODED BEAM AT BS 1661 R & R IAW SRM 51-40-02 REV 99. REPAIR IS CLASSIFIED AS MINOR IAW GMM 6-2-100.

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