Service difficulty report · Floor Support · Boeing 757351

Difficulty date
March 18, 2021
Submitted
March 19, 2021
Operation
Air carrier
Aircraft
N587NW
Make and model
Boeing 757351
Aircraft serial
32986
Aircraft time
62,752 hours, 20,213 cycles
Part
Floor Support
Condition
Corroded
Location
Bs 720-740
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 5807 CORROSION ON FLOOR SUPPORT BTW STA. 720 TO 740, LBL 60 AT PASSENGER FLOOR STRUCTURE. CORRECTIVE ACTION: SUMMARY OF NRC 00723: CORROSION ON FLOOR SUPPORT BTW STA. 720 TO 740, LBL 60 WAS REMOVED PER B757-300 SRM AND FOUND TO BE OUT OF LIMITS. REPAIRED PER B757-300 SRM. (1758307)