What was found
LEVEL 1 CORROSION NR 4 PYLON I/B AND O/B MID SPAR CHORDS HAVE LIGHT SURFACE AT NAC ST 267 TO 257 ON UPPER AND LOWER SURFACE WL 180. REMOVED CORROSION PER BOEING SRM 51-10-01 AND TREATED PER SRM 51-10-02. SB/EO: NR 747-54-2159.
- Difficulty date
- June 25, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N854FT
- Make and model
- Boeing 747122
- Aircraft serial
- 19754
- System (JASC)
- 5400 · Nacelle/Pylon Structure
- Part
- Spar Chord
- Condition
- Corroded
- Location
- Nr 4 Pylon
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.