What was found
INSPECTION TYPE: C, BS 540 LT BET STRINGER 22L AND 23L FRAME INNER CHORD FOUND CRACKED. FRAME REPAIRED AS PER HX RS R53-22-35011 AND ENGINEERING FILE NUMBER 747-53-20135.
- Difficulty date
- April 13, 2003
- Submitted
- April 30, 2003
- Operation
- Air carrier
- Aircraft
- N681UP
- Make and model
- Boeing 747121
- Aircraft serial
- 19661
- Aircraft time
- 100,611 hours, 25,820 cycles
- System (JASC)
- 5311 · Fuselage Main, Frame
- Part
- Frame
- Condition
- Cracked
- Location
- Fuselage
- 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.