What was found
FOUND CORROSION AFT OF AFT CARGO COMPARTMENT BILGE SUPPORT INTERCOSTAL BETWEEN BS 927 & 947.75, S27L REMOVED & REPLACED INTERCOSTAL AT BS 927 AND 947, S27L IAW SRM 51-40-02-0G-0, AND DRAWING 147A7500.
- Difficulty date
- October 2, 2026
- Submitted
- October 5, 2026
- Operation
- Air carrier
- Aircraft
- N77578
- Make and model
- Boeing 7379
- Aircraft serial
- 67613
- Aircraft time
- 10,020 hours, 3,263 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Intercostal
- Part number
- 147A758035
- Part serial
- NSN
- 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.