- Difficulty date
- October 6, 2018
- Submitted
- February 24, 2022
- Operation
- Air carrier
- Aircraft
- N709SW
- Make and model
- Boeing 7377H4
- Aircraft serial
- 27843
- Aircraft time
- 70,244 hours, 41,548 cycles
- Part
- None
- Part number
- 31421002
- Part serial
- 5806001
- Condition
- Corroded
- Location
- L/H Fuselage
- 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*** LH ENGINE UPPER NOSE COWL SKIN CORRODED AFT EDGE FROM 4 OCLOCK TO 8 OCLOCK POSITIONS (UPPER) / REMOVED + REPLACED #1 ENG NOSE (INLET) COWL IAW AMMS 73-21-05; 71-11-00; 71-11-01; + 71-00-00. (POS:#1; TAG NO:475165; P/N OFF:314-2100-2; S/N OFF:5806001; P/N ON:314-2100-2; S/N ON:0066001)