Service difficulty report · Stringer · Cndair CL6002C10

Difficulty date
June 9, 2025
Submitted
August 18, 2025
Operation
Air carrier
Aircraft
N355CA
Make and model
Cndair CL6002C10
Aircraft serial
10067
Aircraft time
40,046 hours, 30,540 cycles
Part
Stringer
Part number
B0530021BF
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

STGR 19R IS CORRODED BETWEEN F.S. 565 TO F.S. 581. BLENDED CORROSION IAW SRM 53-31-03-101-004-A04. PERFORMED LPI ON REWORKED AREAS ON S19R BETWEEN BS 565 AND 581 IAW NDTM PT 1 51-20-008-230-A01. NO INDICATIONS NOTED. PERFORMED UT THICKNESS ON REWORKED AREAS ON S19R BETWEEN BS 565 - 581 IAW NDTM PT 1 51-20-004-270-A01. FOUND LOWEST REMAINING THICKNESS TO BE .035 OR GREATER. INVESTIGATION FOUND PART TO HAVE A MAXIMUM THICKNESS OF .063, BLENDING REMOVED .028, MRT OF .035. PART FOUND TO BE OUT OF LIMITS IAW SRM 53-31-03-101-004-A01. PART REQUIRES REPLACEMENT. CUT AWAY DAMAGED SECTION OF S19R IAW SRM 53-00-03-201-001-A01, STEPS 5A(1-2) IAW SRM 51-21-06-001-001-A01. PERFORMED HFEC OF STRINGER 19R BS 565-581 CUTLINE EDGES IAW NDTM PART 1 51-20-006-250-A01. NO INDICATIONS NOTED. ATTACHED 908.1 IAW TS#012308T. FABRICATED, LOCATED & DRILLED STRINGER AND REPAIR SPLICES IAW SRM 53-00-03-201-001-A01, STEPS 5A(6-13)