# SDR JR2R20260129774

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2026
- Submitted: January 29, 2026
- Operation: Air carrier
- Aircraft: [N87302](https://openairdocs.org/aircraft/N87302), registered now
- Make and model: Emb ERJ 170-200 LL
- Registry model: [EMB ERJ 170-200 LL](https://openairdocs.org/model/embraer-s-a-erj-170-200-ll) (OpenAirDocs)
- Aircraft serial: 17000394
- Aircraft time: 24,261 hours, 15,112 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Doubler
- Part number: 17091883005
- Condition: Cracked
- Location: Zone 100
- Part time: 24,261 hours, 15,112 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/JR2R20260129774

## Discrepancy

ATG-4 AFT ANTENNA DOUBLER HAS A 4 INCH CRACK.  NDT VERIFIED.  REPAIRED SKIN.

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