What was found
INSPECTION TYPE:C NR 1 PYLON REAR MOUNT BULKHEAD CRACK FOUND AT I/B FWD WEB EDGE NAS 221. NR 1 PYLON REAR MOUNT BULKHEAD REPAIRED IAW HX RS R54-53-35042 AND UPS ENGINEERING FILE NUMBER 747-54-20038.
- Difficulty date
- July 18, 2003
- Submitted
- August 15, 2003
- Operation
- Air carrier
- Aircraft
- N676UP
- Make and model
- Boeing 747123
- Aircraft serial
- 20101
- Aircraft time
- 77,950 hours, 21,828 cycles
- System (JASC)
- 5412 · Nacelle/Pylon, Bulkhead/Firewall
- Part
- Bulkhead
- Part number
- 65B9031077
- Condition
- Cracked
- Location
- Nr 1 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.