# Accident 20030804018129A: Amtr HUGHES1B, Yellowstonepark, WY, August 4, 2003

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 4, 2003, 18:30 local time
- Place: Yellowstonepark, WY
- Damage: Destroyed
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: General operating rules (Part 91)
- Location: 44.5253° N, 110.8342° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=44.5253&lon=-110.8342&mi=10
- Aircraft: N258Y, a cancelled registration (https://openairdocs.org/deregistered/N258Y-2005-12-30) (OpenAirDocs)
- Registry model: Wright James L HUGHES 1 B (registry code 056120R, https://openairdocs.org/model/wright-james-l-hughes-1-b) (OpenAirDocs)
- Registry engine: Amateur-built UNKNOWN ENG (registry code 99999, https://openairdocs.org/engine/amateur-built-unknown-eng) (OpenAirDocs)
- Reported make and model: AMTR HUGHES1B
- People aboard: 1
- Fatal injuries: 1
- Pilot flight hours: 72 in this make and model
- NTSB investigation: [NTSB DEN03FA138](https://openairdocs.org/ntsb/DEN03FA138) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20030804018129A

## Narrative

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

(-23) IMPROPER MAINTENANCE OF THE PROPELLER CAUSED IT TO GO INTO LOW PITCH AND HIGH RPM CAUSING HIGH OIL AND CYLINDER TEMPERATURE. THE PILOT ATTEMPTED AN EMERGENCY LANDING RESULTING IN LOSS OF LIFE AND TOTAL DESTRUCTION OF THE AIRCRAFT. ACCIDENT AND ACTUAL CAUSE IS CURRENTLY UNDER INVESTIGATION.

## 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 DEN03FA138](https://openairdocs.org/ntsb/DEN03FA138), Aug 5, 2003: Wright Hughes 1-B (N258Y), Yellowstone Nat, WY, destroyed, 1 fatal. Probable cause: The in-flight loss of a propeller counterweight, followed by the pilot's loss of aircraft control during a forced landing attempt and subsequent inadvertent stall/spin to the ground.

## Other reports on N258Y (1)

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

- [Incident 20030123000869I](https://openairdocs.org/incident/20030123000869I), Jan 23, 2003: Amtr HUGHES1B (N258Y), Cottage Grove, OR, Minor damage. (-23) Approach to Cottage Grove airstrip, aircraft showed 3 green indicators for landing gear down and locked. When aircraft landed and weight was applied to…

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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