What was found
REAR ENGINE MOUNT BULKHEAD WEB CHAFED AROUND HYDRAULIC UNION, NAC STA 221.90. REMOVED REPAIR AREA FASTENERS AND DAMAGED MATERIAL IAW B747 SRM 54-14-03. FABRICATED 4 X 9 INCH DOUBLER IAW B747 SRM 54-14-13 FIG 16.
- Difficulty date
- February 16, 2006
- Submitted
- February 21, 2006
- Operation
- Air carrier
- Aircraft
- N706CK
- Make and model
- Boeing 747249F
- Aircraft serial
- 21827
- Aircraft time
- 70,414 hours, 17,863 cycles
- System (JASC)
- 5412 · Nacelle/Pylon, Bulkhead/Firewall
- Part
- Bulkhead
- Condition
- Chafed
- Location
- 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.