Service difficulty report · Floorbeam · Boeing 737900ER

Difficulty date
May 10, 2018
Submitted
May 25, 2018
Operation
Air carrier
Aircraft
N407AS
Make and model
Boeing 737900ER
Aircraft serial
41731
Aircraft time
21,831 hours, 7,088 cycles
Part
Floorbeam
Part number
143A524035
Condition
Cracked
Location
Bs 520
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 CABIN BS 538, LBL 2 WAS CRACKED ON THE FLOORBEAM ANGLE. REMOVED AND REPLACED THE FLOORBEAM ANGLE IAW DWG 143A5240, REV, AND 143A0060, REV.

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