What was found
DURING "M" CHECK, FOUND CRACK COMMON TO THE BL 0 CROWN INTERCOSTAL AT BS 340. REPAIRED PER EA 63-210143 SECTION I, SECTION II OF EA 63-210143 TO BE ACCOMPLISHED 12 MONTHS FROM SEPT 24, 2007.
- Difficulty date
- September 25, 2007
- Submitted
- October 10, 2007
- Operation
- Air carrier
- Aircraft
- N661US
- Make and model
- Boeing 747451
- Aircraft serial
- 23719
- Aircraft time
- 76,942 hours, 10,317 cycles
- System (JASC)
- 5311 · Fuselage Main, Frame
- Part
- Frame
- Condition
- Cracked
- Location
- Bs 340
- 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.