What was found
INSPECTION TYPE:C M/D RT BS434 TO BS 440 FLOOR SILL WEB CORROSION CRACK REVEALED, CRACK LENGTH 1" APPROX. M/D BS 434 TO BS 440 DOOR 1R SILL WEB REPAIRED AS PER SRM 51-40-02 FIG 1.
- Difficulty date
- July 8, 2007
- Submitted
- July 27, 2007
- Operation
- Air carrier
- Aircraft
- N522UP
- Make and model
- Boeing 747212B
- Aircraft serial
- 21936
- Aircraft time
- 74,820 hours, 17,560 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Sill
- Condition
- Cracked
- Location
- Bs 434-440
- 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.