Service difficulty report · Floor Support · Boeing 757251

Difficulty date
December 10, 2024
Submitted
December 11, 2024
Operation
Air carrier
Aircraft
N552NW
Make and model
Boeing 757251
Aircraft serial
26499
Aircraft time
58,760 hours, 27,081 cycles
Part
Floor Support
Condition
Corroded
Location
Zone 100
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.

What was found

SHIP 5652 IN REFERENCE NRC 00390: CORROSION ON FLOOR STRINGER BTW STA 1330 LBL 2, RBL 2,7,10,15 AND STA 1374 RBL 7, 15 AT AFT CARGO COMPARMENT. CORRECTIVE ACTION: SUMMARY OF NRC 00686: FLOOR STRINGER RBL 15 AND FLOOR STRINGER RBL. 7 TO STA. 1343 TO 1443 AT AFT CARGO COMPARMENT WAS REPLACED PER B757-200 SRM 51-40-02-0G PAR 4B AND 7D AND FLOOR STRINGER BTW STA 1330 LBL 2, RBL 2,7,10,15 WERE REPAIRED PER B757-200 SRM. (0702196)