- Difficulty date
- June 9, 2011
- Submitted
- June 15, 2011
- Operation
- Air carrier
- Make and model
- Boeing 7272D4
- Aircraft serial
- 21849
- Aircraft time
- 41,438 hours, 28,743 cycles
- Part
- Web
- Part number
- 6517510253
- Condition
- Cracked
- Location
- Torque Box
- 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
AFT AIRSTAIRS LT LOWER TORQUE BOX UPPER WEB IS PUNCTURED AND CRACKED AT BS 1225, (BELOW BAZOOKA VALVE STAND-OFF) CUTOUT DAMAGE ON LT LWR TORQUE BOX UPPER WEB IAW SRM REV 103, 51-40-2 FIG 1 AND 51-10-1. FABRICATED REPAIR DOUBLER IAW SRM 53-10-2 FIG 6 AND 51-40-2 FIG 1. INSTALLED DOUBLER IAW SRM 51-40-2 FIG 1.