# SDR JJBA20221107003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 24, 2022
- Submitted: November 7, 2022
- Operation: Air carrier
- Aircraft: [N11150](https://openairdocs.org/aircraft/N11150), registered now
- Make and model: Emb EMB-145XR
- Registry model: [EMB EMB-145XR](https://openairdocs.org/model/embraer-emb-145xr) (OpenAirDocs)
- Aircraft serial: 145756
- Aircraft time: 45,246 hours, 29,024 cycles
- System (JASC): [5300 · Fuselage Structure (General)](https://openairdocs.org/jasc/5300)
- Part: None
- Condition: None
- 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/JJBA20221107003

## Discrepancy

CORROSION FOUND ON RAD ALT #2 ANTENNA BASE DOUBLER BTW FR68-69 AND BTW STR 21L-21R IN RF1 AREA. AT RAD ALT #2, AFTER INVESTIGATION INNER AND EXTERNAL DOUBLER CORROSION FOUND OUT OF LIMIT AND SKIN CRACKED AROUND FASTENERS. DOUBLER AND FILLER FOR #2 ANTENNA FABRICATED. INNER AND EXTERNAL DOUBLER BTW FR 68-69 AND STR 21L-21R REPALCED. RADIO ALT #2 ANTENNA BASE DOUBLER BTW FR 68-69 BTW STR 21L-21R REPLACED. SKIN AT RADIO ALT #2 ANTENNA REPAIRED

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