What was found
INSPECTION TYPE:C CRACKS FOUND ON NR 4 NACELLE STRUT REAR MOUNT FWD AND AFT WEBS. NR 4 NACELLE STRUT REAR MOUNT BULKHEAD REPAIRED AS PER RS R54-53-34881 & UPS ENGINEERING FILE NUMBER 747-54-20030.
- Difficulty date
- August 15, 2002
- Submitted
- September 6, 2002
- Operation
- Air carrier
- Aircraft
- N672UP
- Make and model
- Boeing 747123
- Aircraft serial
- 20324
- Aircraft time
- 68,213 hours, 20,211 cycles
- System (JASC)
- 5412 · Nacelle/Pylon, Bulkhead/Firewall
- Part
- Bulkhead
- Condition
- Cracked
- Location
- Nr 4 Nacelle
- 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.