# Accident 20050723015419A: Ayres S2R, Roby, TX, July 23, 2005

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 23, 2005, 09:00 local time
- Place: Roby, TX
- Damage: Substantial damage
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: Agricultural (Part 137)
- Operator: T7CG
- Location: 32.8500° N, 100.1378° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=32.8500&lon=-100.1378&mi=10
- Aircraft: N4946X, a cancelled registration (https://openairdocs.org/deregistered/N4946X-2018-01-08) (OpenAirDocs)
- Registry model: Rockwell International S-2R (registry code 7630202, https://openairdocs.org/model/rockwell-international-s-2r) (OpenAirDocs)
- Registry engine: Wright C7BA series (registry code 67017, https://openairdocs.org/engine/wright-c7ba-series) (OpenAirDocs)
- Reported make and model: AYRES S2R
- Reported engine: GARRTT TPE331*
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 700 total, 240 in this make and model, 240 in the last 90 days
- NTSB investigation: [NTSB DFW05CA189](https://openairdocs.org/ntsb/DFW05CA189) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20050723015419A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23) ON JULY 23, 2005, AT APPROXIMATELY 0900 CDT, THE PILOT OF AN AYRES THRUSH S-2R AIRCRAFT LOST POWER DURING AN AERIAL SPRAYING APPLICATION AND SUBSEQUENTLY MADE A FORCED LANDING IN THE VICINITY OF ROBY, TEXAS. THE PILOT IN COMMAND WAS NOT INJURED. THE AIRCRAFT SUSTAINED SUBSTANTIAL DAMAGE. VMC CONDITIONS PREVAILED AND NO FLIGHT PLAN WAS FILED FOR THE 14 CFR PART 137 FLIGHT WHICH ORIGINATED AT THE HAMLIN MUNICIPAL AIRPORT (14F), HAMLIN, TEXAS.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB DFW05CA189](https://openairdocs.org/ntsb/DFW05CA189), Jul 23, 2005: Rockwell International S-2R (N4946X), Hamlin, TX, substantial damage. Probable cause: The failure of the propeller blade seal resulting in an oil leak. Contributing factors were the limited forward visibility and lack of suitable terrain for the precautionary landing.

## Other reports on N4946X (3)

Matched to the same aircraft by N-number and date.

- [Accident 20130601009069A](https://openairdocs.org/incident/20130601009069A), Jun 1, 2013: Rockwell International S-2R (N4946X), Hamlin, TX, Substantial damage. On June 1, 2013 at 1030AM CST, N4946X, a Rockwell, ayres-thrush S-2, serial number 5007R, aircraft registered to tri county sprayers, inc. (T7CG), was landing…
- [Incident 19831006066099I](https://openairdocs.org/incident/19831006066099I), Oct 6, 1983: Ayres S2RRESTD (N4946X), Rivera, TX, Minor damage. Pilot moved power levers into beta too soon on final. Landed short of the runway.
- [Accident 19780821030879A](https://openairdocs.org/incident/19780821030879A), Aug 21, 1978: Ayres S2B (N4946X), Plainview, TX, Substantial damage. Prop governor,p/n 895286,high speed stop reset in flt by vibratioiction.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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