SDR QXEA2013052101036

Service difficulty report · Spar · Bombdr DHC8402

Difficulty date: May 21, 2013
Submitted: May 28, 2013
Operation: Air carrier
Aircraft: N413QX
Make and model: Bombdr DHC8402
Aircraft serial: 4060
Aircraft time: 28,298 hours, 29,161 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 UPPER FLANGE HAS AREA OF BARE METAL WITH CORROSION FROM WING STA YW 191.200 TO 227.019. REMOVED CORROSION IAW SRM 51-21-00-00-02, REV 40. CONFIRMED AFFECTED AREAS CRACK FREE REF NTM 51-00-04-910-801, PT 1 AND 51-00-06-910-801, PT 1, REV 9. FOUND BLENDS WITHIN LIMITS IAW RD8/4-57-2101, ISS 1.