- Difficulty date
- May 24, 2024
- Submitted
- July 2, 2024
- Operation
- Air carrier
- Make and model
- Boeing 7377H4
- Aircraft serial
- 32518
- Aircraft time
- 58,479 hours, 34,921 cycles
- Part
- Sill Drain
- Part number
- UNKNOWN
- Condition
- Corroded
- Location
- Bs 303-312
- Stage of operation
- IN
- How discovered
- 9
- 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
CORROSION ON FED MOP SILL BS303; BS312 LBL57 WL208.<[01] UPDATED STEP 1;[02] REMOVED AND REPLACED FED MOP SILL IAW BOEING DWG 143A5900; 141A8110; 140A9810 AND SRM 51-40-02 AND SRM 51-40-05;[03] VERIFIED CORRECTIVE ACTION COMPLETE.<BR>VERIFIED MEASUREMENT TABLE.