- Difficulty date
- August 10, 2014
- Submitted
- August 19, 2014
- Operation
- Air carrier
- Aircraft
- N309AS
- Make and model
- Boeing 737990
- Aircraft serial
- 30857
- Aircraft time
- 47,445 hours, 18,326 cycles
- Part
- Floorbeam
- Part number
- 146A750190
- Condition
- Corroded
- Location
- Bs 770
- 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.
What was found
AFT CARGO FLOORBEAM CORRODED AT FASTENER HOLES, FS 770, LBL 16- RBL 16. ACFT GROUNDED. REMOVED CORROSION FOUND OUT OF LIMITS IAW SRM 53-00-53. FABRICATED REPAIR SECTION AND REPAIR SPLICE IAW SRM 53-00-53-2R4, REPAIR 4. ALODINED AND PRIMED REPAIR PARTS IAW SRM 51-20-01. INSTALLED REPAIR IAW SRM 53-00-53-2R-4, REPAIR 4.