SDR DALA1128939871

Service difficulty report · Cusp Web · Doug DC951

Difficulty date: April 26, 2011
Submitted: April 27, 2011
Operation: Air carrier
Aircraft: N780NC
Make and model: Doug DC951
Aircraft serial: 48102
Aircraft time: 72,571 hours, 67,115 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Cusp Web
Condition: Corroded
Location: Bs 370 & 389
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

MAIN CABIN RT CUSP WEB BETWEEN STA 370 AND 389 HAS CORROSION. CPCP TASK 58-53309 GAINED ACCESS. R & R RT CUSP WEB STA 370-389 FROM .032 7075T6. RESTORED AREA IAW SRM 51-30-1, 51-30-5, 51-30-2, 51-30-3, DWG SG09530019.P-125. REQUIRED INSP COMPLETED.

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