SDR DALA2014122206677

Service difficulty report · Rib · Doug MD88

Difficulty date: December 19, 2014
Submitted: December 23, 2014
Operation: Air carrier
Aircraft: N976DL
Make and model: Doug MD88
Aircraft serial: 53257
Aircraft time: 62,642 hours, 46,156 cycles
System (JASC): 5754 · Leading Edge Devices
Part: Rib
Condition: Corroded
Location: Lt Wing Slat
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

CORROSION ON OTBD/INBD RIBS AFT BORES STA XIS 186.3, LT SLAT PANEL NR 1. AREAS WERE REWORKED AND MEASURED INBD HOLE 0.938" OTBD HOLE 0.938" THEREFORE OUT LIMITS IAW SRM 57-02, PAR 9 C(1). BUSHINGS WERE FABRICATED AND INSTALLED IAW SRM 57-02, PAR 9C (2) 51-10-3, PAR 21, 51-30-10, PAR 7, 8.

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