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SDR VNAA20251015014

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Service difficulty report · Support · Bombdr CL6002D15

FAA SDR system

Difficulty date
July 21, 2025
Submitted
October 15, 2025
Operation
Air carrier
Aircraft
N640NN
Make and model
Bombdr CL6002D15
Aircraft serial
15425
Aircraft time
13,927 hours, 14,570 cycles
System (JASC)
5320 · Fuselage Miscellaneous Structure
Part
Support
Part number
MM67035655003
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 SILL BETWEEN FS1000 / FS1088 AND STGR17R. CORROSION ON SILL BETWEEN FS1000 / FS1031 AND FS1051 / FS1088 STGR17R WAS REMOVED PER CRJ-900 SRM 51-21-06-001-001-A01 AND EVALUATED WITHIN LIMITS PER CRJ-900 SRM 53-00-45-201-001-A01. AND SILL BETWEEN FS1031 / FS1051 WAS EVALUATED OUT LIMITS PER CRJ-900 SRM 53-00-45-201-001-A01 AND REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01, SRM 51-42-21-001-001-A01 AND SRM 51-41-02-001-001-A01.