What was found
NR 4 PYLON SKIN CRACKED AT ACCESS COVER CUT OUT FOR PANEL 482ER. MAJOR REPAIR ACCOMPLISHED: INSTALLED DOUBLER & TRIPLER REPAIR.
- Difficulty date
- December 23, 2009
- Submitted
- December 23, 2009
- Operation
- Air carrier
- Aircraft
- N173UA
- Make and model
- Boeing 747422
- Aircraft serial
- 24380
- Aircraft time
- 76,762 hours, 8,714 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 5414 · Nacelle/Pylon, Plate/Skin
- Part
- Skin
- Condition
- Cracked
- Location
- Nr 4 Pylon
- 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.