Service difficulty report · Keelbeam · Boeing 737322

Difficulty date
January 25, 2006
Submitted
January 31, 2006
Operation
Air carrier
Aircraft
N337UA
Make and model
Boeing 737322
Aircraft serial
24241
Aircraft time
51,321 hours, 28,288 cycles
Engine
Cfmint CFM563C1
Part
Keelbeam
Condition
Damaged
Location
Bs 706-727
Stage of operation
IN
How discovered
9
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

RIGHT KEEL BEAM LOWER CHORD AT RL 6.3 OUTBOARD FLANGE AT STA 706-727. BLENDED CORRODED AREA. NDT FOR CRACKS. TRIMMED OUT AREA OF LOWER OTBD CHORD PER AAR EA I060044. SPOT FACED HOLES PER EA AND FABRICATED & INSTALLED ANGLE REPAIR, TAPERED FILLERS, WASHERS AND SPLICE TEES PER EA.