What was found
DISCOVERED 2 EA, 0.5" CRACKS IN THE FRAME DOUBLER AT BS 520, S-10AL & AMP; S-11L, REF SHEET 1 OF FIG 1. THE DAMAGE WAS REPORTED WITH A PROPOSED REPAIR, REF SHEET 2 OF FIG 1.
- Difficulty date
- June 21, 2011
- Submitted
- July 1, 2011
- Operation
- Air carrier
- Aircraft
- N517MC
- Make and model
- Boeing 747243B
- Aircraft serial
- 23300
- Aircraft time
- 91,897 hours, 15,722 cycles
- System (JASC)
- 5311 · Fuselage Main, Frame
- Part
- Frame
- Condition
- Cracked
- Location
- Bs 520 S10-11l
- 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.