What was found
DURING "M" CHECK, FOUND CRACKS IN BS 860 TENSION TIE RT CHANNEL NR 5 AND NR 15 FASTENER HOLES AND ONE FASTENER HOLE OF THE WEB DOUBLER. REPAIRED PER EA 67-209242 SECT I SECTION II INSPECTION TO BE ACCOMPLISHED AT 3000 CYCLE INTERVALS.
- Difficulty date
- May 11, 2007
- Submitted
- May 30, 2007
- Operation
- Air carrier
- Aircraft
- N639US
- Make and model
- Boeing 747251F
- Aircraft serial
- 23887
- Aircraft time
- 73,897 hours, 16,043 cycles
- System (JASC)
- 5322 · Fuselage Internal Mounting Structure
- Part
- Tension Tie
- Condition
- Cracked
- Location
- Bs 860
- 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.