SDR UPS06846614

Service difficulty report · Skin · Doug DC873F

Difficulty date: March 25, 2006
Submitted: April 5, 2006
Operation: Air carrier
Aircraft: N812UP
Make and model: Doug DC873F
Aircraft serial: 46112
Aircraft time: 76,521 hours, 25,374 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Condition: Corroded
Location: Fs 1890 34l-34r
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

FUSELAGE SKIN AT SPLICE BETWEEN FUSELAGE AND TAILCONE BETWEEN LONGERON 34L- 34R HAS CORROSION APPEARS TO GO UNDER DOUBLER ON FUSELAGE SIDE STA 1890. REMOVED DOUBLER, REMOVED CORROSION FROM SKIN AND FOUND TO BE WITHIN LIMITS. FABRICATED AND INSTALLED DOUBLER IAW SRM51-1-21,51-1-8, 53-2-00 FIG 23.

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