SDR USAA991180

Service difficulty report · Doubler · Doug DC981

Difficulty date: October 21, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N800US
Make and model: Doug DC981
Aircraft serial: 48034
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Doubler
Condition: Corroded
Location: Sta 1155-1162
Part time: 50,946 hours
Stage of operation: IN
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

PIT - DURING C-3 CHECK, FOUND 7 INCH BY 7 INCH CORRODED AREA AT WEB DOUBLER STATION 1155-1162 LONGERON 29R TO 27R. CORROSION LEVEL 1, CORROSION TASK NR C57-53300. CUT OUT DAMAGED WEB SECTION, MANUFACTURED NEW, INSTALLED WITH DOUBLERS (SPLICES) PER EA 53135. (M)

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