SDR USAA2015020200017

Service difficulty report · Intercostal · Boeing 7572B7

Difficulty date: January 31, 2015
Submitted: February 4, 2015
Operation: Air carrier
Aircraft: N206UW
Make and model: Boeing 7572B7
Aircraft serial: 27808
Aircraft time: 66,320 hours, 23,606 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Part number: 143N54987
Condition: Corroded
Location: Fuselage
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

C1 CHECK, FWD CARGO INTERCOSTAL WEB HAS CORROSION ON LOWER ANGLE 5-031. BLENDED OUT & REMOVED CORROSION BUT FOUND TO BE OUT OF LIMITS. REPLACED INTERCOSTAL WEB IAW SRM 51-30-01, 51-40-05 & 51-40-02. TOP COATED FASTENERS IAW AMM 51-12-15.

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