# SDR KNNA201210010001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 1, 2012
- Submitted: October 4, 2012
- Operation: Air carrier
- Aircraft: [N916SK](https://openairdocs.org/aircraft/N916SK), registered now
- Make and model: Boeing 7374Y0
- Aircraft serial: 24706
- System (JASC): [3414 · Airspeed/Mach Indicator](https://openairdocs.org/jasc/3414)
- Part: Indicator
- Part number: 2083111
- Condition: Erratic
- Location: Airspeed
- Stage of operation: TO
- How discovered: O
- Nature of condition: O
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/KNNA201210010001

## Discrepancy

F/O AIRSPEED INDICATOR UNRELIABLE, MOVES FROM 60 TO 400 AND BACK.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.