SDR DALA2015110906822

Service difficulty report · Intercostal · Doug MD88

Difficulty date: November 8, 2015
Submitted: November 9, 2015
Operation: Air carrier
Aircraft: N986DL
Make and model: Doug MD88
Aircraft serial: 53313
Aircraft time: 62,489 hours, 45,344 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Condition: Corroded
Location: Bs 1309-1322
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

CORROSION OUT LIMITS ON INTERCOSTAL BETWEEN LONGERON 27 LT AND LONGERON 28LT, FROM BS Y=1309 TO Y=1322 AT AFT CARGO COMPARTMENT. NEW INTERCOSTAL WAS REPLACED DUE TO EXCESSIVE DAMAGE IAW SRM 51-30-2, 51-10-4, 51-10-3, PAR 21 AND 14, 51-30-5 AND DWG 9936718.

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