What was found
LEFT WING PNEUMATIC DUCT, I/B DUCT CLAMP BRACKET LOCATED BEHIND NR 5 SLAT I/B AUX TRACK, WEARING INTO VERTICAL STIFFENER ON FRONT SPAR. REMOVED AND REPLACED DAMAGED FRONT SPAR STIFFENER IAW SRM 51-40-02 AND DWG 112N2002.
- Difficulty date
- April 20, 2013
- Submitted
- April 25, 2013
- Operation
- Air carrier
- Aircraft
- N575UA
- Make and model
- Boeing 757222
- Aircraft serial
- 26689
- Aircraft time
- 66,196 hours, 24,479 cycles
- Engine
- Pwa PW2037
- System (JASC)
- 5720 · Wing Miscellaneous Structure
- Part
- Stiffener
- Condition
- Damaged
- Location
- Lt Wing
- 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.