Service difficulty report · Floorbeam · Bombdr CL6002D15

Difficulty date
June 6, 2025
Submitted
July 16, 2025
Operation
Air carrier
Aircraft
N599NN
Make and model
Bombdr CL6002D15
Aircraft serial
15415
Aircraft time
19,676 hours, 17,509 cycles
Part
Floorbeam
Part number
PL69053211977
Condition
Corroded
Location
Zone 200
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

CORROSION ON CROSSBEAM FS333.00 BTW BL=0 TO LBL=9 AT FUSELAGE FLOOR STRCTURE. CORRECTIVE ACTION: EVALUATED, DUE TO NOT ALLOWED DAMAGE: CROSSBEAM FS333.00 BTW BL=0 TO LBL=9 AT FUSELAGE FLOOR STRCTURE. WERE FOUND OUT OF LIMITS PER CRJ-900 SRM 53-21-43-101-001-A03 AND REPAIRED PER REO 690-53-21-1977 REV- -