SDR SWIA202054922

Service difficulty report · Intercostal · Cndair CL6002C10

Difficulty date: November 18, 2020
Submitted: January 4, 2021
Operation: Air carrier
Aircraft: N787SK
Make and model: Cndair CL6002C10
Aircraft serial: 10288
Aircraft time: 30,362 hours, 18,803 cycles
System (JASC): 5210 · Passenger/Crew Doors
Part: Intercostal
Condition: Corroded
Location: Pax Door
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

PAX DOOR INTERCOSTAL DD2 BETWEEN FS 311.75 AND FS 320.00 IS CORRODED. C-CHECK RO 12/28/2020. BLENDED OUT CORROSION ON INTERCOSTAL DD2 BETWEEN FS 311.75 AND FS 320.00, REF CRJ-700 SRM. ORIGINAL PART THICKNESS IS .050", PER CRJ700 SRM. LOWEST MEASURED THICKNESS IN BLENDED AREA IS .040". MATERIAL LOSS IS .010". INTERCOSTAL IS OUT OF LIMITS, PER CRJ700 SRM. INTERCOSTAL IS OUT OF LIMITS, PER REO AND CRJ200 SRM. INSTALLED NEW INTERCOSTAL DD2 P/N 601R318051-1, REF CRJ-700 SRM AND DRAWING.