Service difficulty report · Beam · Boeing 737232

Difficulty date
April 4, 2000
Submitted
April 14, 2000
Operation
Air carrier
Aircraft
N501DA
Make and model
Boeing 737232
Aircraft serial
21303
Aircraft time
73,279 hours, 49,554 cycles
Part
Beam
Part number
6517517
Condition
Cracked
Location
Torque Box
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

THE RT VENTRAL STAIR TORQUE BOX WAS FOUND WITH TWO TYPICAL CRACKS IN THE UPPER HORIZONTAL BEAM MEMBERS AT FS 1263 AND FS 1273. THE CRACKS ARE TYPICAL OF S/B 727-53-0129. THE CRACKED MEMBERS WERE REMOVED AND REPLACED WITH NEW PARTS PER ER/A 369707-14AD.