What was found
DURING INSPECTION FOUND CRACK AT THE TENSION TIE BS 1220 RIGHT FRAME DOUBLER. MAINTENANCE REMOVED CRACKED DOUBLER AND INSTALLED WITH NEW FRAME DOUBLER AS PER B747-400 SRM 51-40-02.
- Difficulty date
- May 4, 2012
- Submitted
- May 7, 2012
- Operation
- Air carrier
- Aircraft
- N666US
- Make and model
- Boeing 747451
- Aircraft serial
- 23821
- Aircraft time
- 95,648 hours, 11,953 cycles
- System (JASC)
- 5311 · Fuselage Main, Frame
- Part
- Frame
- Condition
- Cracked
- Location
- Bs 1220
- 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.