Service difficulty report · Doubler · Boeing 757232

Difficulty date
July 27, 2022
Submitted
July 29, 2022
Operation
Air carrier
Aircraft
N661DN
Make and model
Boeing 757232
Aircraft serial
24972
Aircraft time
84,385 hours, 39,054 cycles
Part
Doubler
Condition
Corroded
Stage of operation
IN
How discovered
O
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 661 IN REF TO NRC 00656 CORROSION: ON PRODUCTION DOUBLER BTW STA= 1420 TO 1430 AND RBL= 63 TO 70 (UNDER FLOOR STRUCTURE ) AFT CARGO COMPARTMENT C-2 IS OUT OF LIMITS PER B757-200 SRM. CORRECTIVE ACTION: SUMMARY OF NRC 00763. DOUBLER WAS REPLACED PER B757-200 SRM. (2338978)