Service difficulty report · Keelbeam · Boeing 737347

Difficulty date
February 1, 2002
Submitted
February 20, 2002
Operation
Air carrier
Aircraft
N3301
Make and model
Boeing 737347
Aircraft serial
23181
Aircraft time
47,042 hours, 32,624 cycles
Part
Keelbeam
Part number
65621258
Condition
Cracked
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

CORROSION WAS FOUND ON THE LOWER KEEL CHORD AT FS 727 AND STR 27R. ADDITIONALLY, SEVERAL WEAR LOCATIONS WERE FOUND BETWEEN FS 727 AND FS 715 AND A CRACK WAS FOUND ON THE AFT END OF THE PART AT FS 727A. THE CORROSION WAS BLENDED AND THE CRACK WAS CUT OUT AND TWO REPAIR ANGLES WERE INSTALLED. THE DAMAGE WAS FOUND AT HMV.