What was found
INSPECTION TYPE: C1 DISCOLORATION AND CORROSION ON THE INBOARD LOWER PANEL (P/N:323U8740-1) OF PYLON NR 4. REPAIR IAW BOEING SRID: 4-4919866275 AND UPS EO B747-5430-78224-A.
- Difficulty date
- October 14, 2020
- Submitted
- October 21, 2020
- Operation
- Air carrier
- Aircraft
- N613UP
- Make and model
- Boeing 7478F
- Aircraft serial
- 64259
- Aircraft time
- 7,736 hours, 1,112 cycles
- System (JASC)
- 5414 · Nacelle/Pylon, Plate/Skin
- Part
- Panel
- Part number
- 323U87401
- Condition
- Discolored
- Location
- Nr 4 Nacelle
- 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.