SDR 2025F00173

Service difficulty report · Spar Web · Cessna 680A

Difficulty date
August 6, 2025
Submitted
August 6, 2025
Operation
General aviation
Aircraft
N396QS
Make and model
Cessna 680A
Aircraft serial
6800240
Aircraft time
14,744 hours, 9,636 cycles
System (JASC)
5711 · Wing Spar
Part
Spar Web
Condition
Corroded
Location
Zone 600
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

RH WING AFT SPAR HAS 2 AREAS OF CORROSION ON FWD FACE BEHIND PANEL 720DR. MECHANICALLY REMOVED CORROSION FROM RH WING AFT SPAR WEB. FOUND CORROSION BLENDS TO BE BEYOND LIMITS IAW C680 SRM 51-70-02 EXCEEDING .002" OF MATERIAL REMOVED FROM NOMINAL THICKNESS. SUBMITTED TO NJA ENGINEERING FOR REPAIR. REPAIRED AREA PER NJA ENGINEERING RFTS-114589, REV 0, TITLE:N396QS (680-0240) RH WING AFT SPAR WEB CORROSION, DATED: 08/04/2025.

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