What was found
INSPECTION TYPE: C FX, KEELBEAM BOX INTERIOR LONGER FRAME FOUND HEAVY CORROSION AT LT SIDE STA 1465 TO STA 1475 LBL 6 TO LBL 8. REPAIRED ANGLE FABRICATED AS PER HX RS R53-49-34970 AND EA 747-53-20123. BLEND OUT 0.079 X 2.4 X 4 INCH.
- Difficulty date
- January 28, 2003
- Submitted
- February 28, 2003
- Operation
- Air carrier
- Aircraft
- N522UP
- Make and model
- Boeing 747200
- Aircraft serial
- 21936
- Aircraft time
- 65,143 hours, 15,580 cycles
- System (JASC)
- 5314 · Fuselage Main, Keel
- Part
- Angle
- Condition
- Corroded
- Location
- Lt Keelbeam Box
- 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.