SDR QXEA2013052101037

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 LOWER FLANGE HAS AREA OF BARE METAL WITH CORROSION AT BS YW 227.019. REMOVED CORROSION IAW SRM 51-21-00-00-02, REV 12. CONFIRMED BLENDED AREA CRACK FREE REF NTM 51-00-06-910-801 PT 1, REV 9. NO MATERIAL LOSS ALLOWED, FOUND TO BE OUT OF LIMITS IAW SRM 57-20-05-00-01, REV 12. BLENDS WITHIN LIMITS IAW RD8/4-57-2101, ISSUE 1. APPLIED SURFACE PROTECTION IAW RD8/4-57-2101 ISSUE 1.