What was found
STA 520 BETWEEN S8L AND S9L CRACKED. FABRICATED FRAME DOUBLER IAW TR 53-10-20D, DEFECT SIZE: .375 INCH.
- Difficulty date
- December 11, 2006
- Submitted
- December 12, 2006
- Operation
- Air carrier
- Aircraft
- N405US
- Make and model
- Boeing 737401
- Aircraft serial
- 23885
- Aircraft time
- 49,767 hours, 49,767 cycles
- System (JASC)
- 5311 · Fuselage Main, Frame
- Part
- Frame
- Condition
- Cracked
- Location
- Bs 520 S8-9l
- 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.