SDR UPS06846756

Service difficulty report · Intercostal · Doug DC873F

Difficulty date: April 20, 2006
Submitted: April 28, 2006
Operation: Air carrier
Aircraft: N812UP
Make and model: Doug DC873F
Aircraft serial: 46112
Aircraft time: 76,521 hours, 25,374 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Condition: Cracked
Location: Fs 520 L31r
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

FOUND CRACKED INTERCOSTAL AT FS 520 BELOW L31R. REMOVED CRACKED INTERCOSTAL AT FS 520 BELOW L31R IAW SRM 51-1-21. FABRICATED, DRILLED, REAMED AND INSTALLED INTERCOSTAL AT FS 520 L31R IAW DWG 51616520, SRM 51-3-2,51-01-08, AND SRM 51-01-20D-0.

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