What was found
AFT CARGO FRAME BS 747 CORRODED AT INNER CHORD RBL 26. GROUNDED - YES. UPON FURTHER EVALUATION FOUND TO HAVE NO ALLOWABLE SRM LIMITS, REPAIRED FRAME BS 747 RBL 26 IAW SRM 53-60-07-2R-2W =1" O= .000 R= .000 L= 2" D= .000.
- Difficulty date
- August 15, 2025
- Submitted
- September 9, 2025
- Operation
- Air carrier
- Aircraft
- N462AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 36362
- Aircraft time
- 42,027 hours, 13,087 cycles
- System (JASC)
- 5311 · Fuselage Main, Frame
- Part
- Frame
- Part number
- 146A126035
- Condition
- Corroded
- Location
- Zone
- 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.