What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION FOUND UNDER LAVATORY 4F-1L THRESHOLD AT BS 1744 BETWEEN LBL 53 AND LBL 81. LAVATORY THRESHOLD REPAIRED PER EA 370904.
- Difficulty date
- January 10, 2026
- Submitted
- January 13, 2026
- Operation
- Air carrier
- Aircraft
- N827AN
- Make and model
- Boeing 7879
- Aircraft serial
- 40647
- Aircraft time
- 34,118 hours, 4,061 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Threshold
- Condition
- Corroded
- Location
- Zone 200
- 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.