What was found
KEEL BEAM STRUCTURE CENTER STIFFENER FOUND CORROSIONS AT BS 974 TO 984. REPAIRED IAW E.A. F-5310-157127 PART 1. REPAIR IS CLASSIFIED AS MAJOR.
- Difficulty date
- January 29, 2012
- Submitted
- January 30, 2012
- Operation
- Air carrier
- Aircraft
- N957FD
- Make and model
- Boeing 75721B
- Aircraft serial
- 24774
- Aircraft time
- 52,597 hours, 31,677 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Stiffener
- Part number
- 144N80602
- Condition
- Corroded
- Location
- Zone 100
- 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.