What was found
INSPECTION TYPE:C 44, WINDOW FORGING STA 920 - 940 LHS HAS EVIDENCE OF CORROSION BETWEEN FORGING AND OUTER SKIN. REMOVE FORGING TO INVESTIGATE. REFERENCE QUERY NOTE 4/2000 FOR REPAIR INSTRUCTIONS REF EFN 747-53-1 093.
- Difficulty date
- January 5, 2000
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N674UP
- Make and model
- Boeing 747123
- Aircraft serial
- 20100
- System (JASC)
- 5330 · Fuselage Main, Plate/Skin
- Part
- Window Belt
- Part number
- 65B04114
- Condition
- Corroded
- Location
- Bs 920 - 940
- 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.