What was found
DURING INSPECTION, MAINTENANCE FOUND CRACK APPROXIMATELY 1.7 INCHES LENGTH ON THE LEFT SIDE FUSELAGE SKIN VERT STAB UPPER LOBE DOUBLER, BS 2521. CRACK REPAIRED PER ERA 502014-14.
- Difficulty date
- April 19, 2012
- Submitted
- June 8, 2012
- Operation
- Air carrier
- Aircraft
- N661US
- Make and model
- Boeing 747451
- Aircraft serial
- 23719
- Aircraft time
- 95,146 hours, 12,589 cycles
- System (JASC)
- 5330 · Fuselage Main, Plate/Skin
- Part
- Skin
- Condition
- Cracked
- Location
- Bs 2521
- 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.