# SDR JZRR2015011200003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 1, 2016
- Submitted: February 1, 2016
- Operation: General aviation
- Filed by: [Royal Aircraft Services, LLC, repair station JZRR651K](https://openairdocs.org/faa-repair-station/JZRR651K/royal-aircraft-services-llc.md) (OpenAirDocs)
- Aircraft: [N61676](https://openairdocs.org/aircraft/N61676), registered now
- Make and model: Cessna 172M
- Registry model: [Cessna 172M](https://openairdocs.org/model/cessna-172m) (OpenAirDocs)
- Aircraft serial: 17264721
- Aircraft time: 3,274 hours
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Spar
- Part number: 051212497
- Condition: Cracked
- Location: Left Wing
- Part time: 3,274 hours
- 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/JZRR2015011200003

## Discrepancy

WHILE INSPECTING THE WING ATTACH FITTINGS DURING ANNUAL INSPECTION, FOUND CRACK ON THE LT, AFT, OUTER FLANGE OF THE AFT CARRY-THRU STRUCTURE.  MM DOES GIVE AN ALLOWABLE REPAIR FOR THAT AREA. CONTACTED MFG TECH SUPPORT FOR INSTRUCTIONS.  REPLACEMENT OF PART REQUIRED.

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