SDR QXEA2013040300742

Service difficulty report · Spar · Bombdr DHC8402

Difficulty date: April 3, 2013
Submitted: April 8, 2013
Operation: Air carrier
Aircraft: N410QX
Make and model: Bombdr DHC8402
Aircraft serial: 4053
Aircraft time: 27,772 hours, 28,835 cycles
System (JASC): 5711 · Wing Spar
Part: Spar
Condition: Corroded
Location: Lt Wing
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

LEFT WING FRONT SPAR LOWER FLANGE HAS BARE METAL AND FRETTING CORROSION BETWEEN STA YW 225 AND YW 245. BLENDED CORROSION IAW SRM 51-21-00-00-02, REV 12, CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-04-910-801, PT 1 AND 51-00-06-910-801, PT 1, REV 8. BLENDED AREAS FOUND TO BE WITHIN LIMITS IAW RD8/4-57-2069, ISSUE 1.