Service difficulty report · Floorbeam · Bombdr CL6002D15

Difficulty date
April 21, 2025
Submitted
May 29, 2025
Operation
Air carrier
Aircraft
N553NN
Make and model
Bombdr CL6002D15
Aircraft serial
15333
Aircraft time
23,571 hours, 21,063 cycles
Part
Floorbeam
Part number
MM67035301026
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

CORROSION ON FLOOR BEAM LBL 9.00 BTW FS1000-FS1069 AT AFT CARGO COMPARMENT. PAINT ON UPPER FACE OF FLOOR BEAM LBL 9.00 BTW FS 1000 TO FS 1010 AND FS 1069 TO FS 1056 AT AFT CARGO COMPARMENT WAS REMOVED PER CRJ900 SRM 51-26-01-001-001-A01, WAS EVALUATED, AFTER REMOTION OF PAINT ON UPPER FACE OF FLOOR BEAM LBL 9.00 BTW FS 1000 TO FS 1010 AND FS 1069 TO FS 1056 AT AFT CARGO COMPARMENT, GENERAL VISUAL INSPECTION WAS PERFORMED PER CRJ 900 SRM 51-11-00-001-001-A01 AND NOT DAMAGE FOUND AND WAS EVALUATED,FLOOR BEAM LBL 9.00 BTW FS 1010 TO FS 1056 AT AFT CARGO COMPARMENT, DUE TO NOT ALLOWED DAMAGE PER CRJ900 SRM 53-61-43-101-001-A02 AND REPAIRED PER CRJ900 SRM 53-00-41-201-001-A03.