# SDR R61A201209250562

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 25, 2012
- Submitted: October 11, 2012
- Operation: Air carrier
- Aircraft: N508LX
- Make and model: Bombdr DHC8402
- Aircraft serial: 4182
- Aircraft time: 7,056 hours, 6,945 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- Part number: 85517473102
- Condition: Cracked
- Location: Horiz Stab
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/R61A201209250562

## Discrepancy

WHILE A/C WAS IN FOR HEAVY MAINT.  FOUND RT SIDE OUTBOARD RIB CRACKED ON HORIZ STAB AT FWD UPPER FLANGE RADIUS, 3/4" LONG.  MX LOCATED AND DRILLED REPAIR ANGLE INSTALLED REPAIR ANGLE TO RIB P/N 85517473-102 IAW Q400 SRM 51-40-07, 55-10-10.  A/C REMAINS IN TUS FOR COMPLETION.

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