# SDR QXEA2010070200377

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 1, 2010
- Submitted: July 2, 2010
- Operation: Air carrier
- Aircraft: N425QX
- Make and model: Bombdr DHC8402
- Aircraft serial: 4039
- Aircraft time: 8,981 hours, 9,447 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Corroded
- Location: Bs 547
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA2010070200377

## Discrepancy

C CHECK - FRAME AT X547.000 HAS CORROSION ON FWD SIDE AROUND SHOP HEAD OF RIVET AROUND LT STR 32.  REMOVED CORROSION BY BLENDING IAW RD 8/4-53-2344. HFEC INSPECTED AT BLENDED AREA FOR CRACK IAW D8 Q400 NDTM PART 6, 51-00-01,  NO CRACKS NOTED.  UT THICKNESS CHECKED AT BLENDED AREA IAW D8 Q400 NDTM PART 1, 51-00-04, LOW=.045". ORIGINAL THICKNESS IS .050" BLEND FOUND OUT OF LIMITS IAW RD 8/4-53-2344.  REMOVED DAMAGED FLANGE IAW RD 8/4-53-017.  HFEC IAW D8 Q400 NDTM PART 6, 51-00-01 AT CUTOUT, NO CRACKS NOTED.

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