What was found
NR 4 PYLON STA 280 LOWER END CAP ASSY FOUND CRACKED. CRACKED LOWER END CAP ASSY REMOVED. NEW END CAP FABRICATED PER BOEING DRAWING 69B90354 AND ISTALLED PER B747 SRM 51-30-02.
- Difficulty date
- August 24, 2011
- Submitted
- August 26, 2011
- Operation
- Air carrier
- Aircraft
- N486EV
- Make and model
- Boeing 747212B
- Aircraft serial
- 20888
- Aircraft time
- 98,968 hours, 23,131 cycles
- System (JASC)
- 5420 · Nacelle/Pylon Miscellaneous Structure
- Part
- Cap
- Part number
- 69B90354
- Condition
- Cracked
- Location
- Nr 4 Pylon
- 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.