Service difficulty report · Doubler · Boeing 757351

Difficulty date
October 18, 2022
Submitted
October 21, 2022
Operation
Air carrier
Aircraft
N585NW
Make and model
Boeing 757351
Aircraft serial
32985
Aircraft time
68,474 hours, 22,439 cycles
Part
Doubler
Condition
Corroded
Location
Bs 1543 S28r
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

SHIP 5805 CORROSION ON INTERNAL PRODUCTION DOUBLER AT AFT LAVATORIES SERVICE PANEL STA 1546 APPROX BTW S-28 RH & S- 28RH, UNDER WASTE SYSTEM ENCLOSURE. C2. CORRECTIVE ACTION: SUMMARY OF NRC 00183: INTERNAL PRODUCTION DOUBLER WAS REPLACED PER PRI 602868-14 REV.0 AND ERA 602868-14 REV ORIGINAL. (2457871)