Hughes 369D N5124X
8 December 1984 · Spanish Fork, Utah, United States · No injuries
Summary
On 8 December 1984 at about 16:15 local time, a Hughes 369D registered N5124X was involved in an accident near Spanish Fork, Utah, United States. 2 people were on board and nobody was injured. The aircraft was substantially damaged. No probable cause statement is available for this record.
The record
- Date
- at 16:15
- Classification
- Accident
- Location
- Spanish Fork, Utah, United States
- Coordinates
- 40.0197, -111.5503
- Aircraft
- Hughes 369D
- Registration
- N5124X
- Category
- Helicopter
- Engines
- 1
- Operator
- Not recorded
- Operating rule
- Part 135: Air Taxi & Commuter
- Purpose of flight
- Unknown
- Phase of flight
- Not recorded
- Route
- Price → Unknown
- Aircraft damage
- Substantial
- Weather
- IMC
- Light
- Day
- NTSB number
- DEN85LA038
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 2 | 0 | 0 | 0 | 2 |
Probable cause
The NTSB has not published a probable cause for this record. No probable cause statement is present in the source data.
Nothing about the cause is stated here that is not in the source record.
Read the full NTSB narrative
SHORTLY AFTER TAKEOFF PLT FELT SHUTTER IN ACFT AND NOTICED A RISE IN THE TURBINE OUTLET TEMP. PLT HEARD LOW WHINE OF HIGH PITCH NOISE IN ENGINE. ENGINE CHIP DETECTOR LIGHT CAME ON FOLLOWED BY THE ENGINE OUT LIGHT AND HORN AND OIL PRESSURE WARNING LIGHT. AUTOROTATION MADE TO OPENING AT BOTTOM OF CANYON. ON TOUCHDOWN ACFT SLID FORWARD IN 1 FT DEEP SNOW, RT SKID COLLAPSED AND HELICOPTER ROLLED OVER ON ITS RIGHT SIDE. INSPECTION REVEALED EVIDENCE OF OIL STARVATION IN TURBINE AND COMPRESSOR SECTIONS. TURBINE BEARINGS FAILED, GEARBOX BEARINGS BORE EVIDENCE OF HIGH HEAT DISTORTION AND OIL STARVATION WAS EVIDENT IN COMPRESSOR BEARINGS. LUBRICATION SYSTEM COMPONENTS WERE CHECKED AND OPERATED NORMALLY. A 1 1/8 IN DISK OF GASKET LIKE MATERIAL WAS FOUND IN OIL RESERVOIR. DISK WAS SIMILIAR TO THOSE IN CAPS ON QUARTS OF OIL. DISK WAS SAME SIZE AS OPENING TO OIL PUMP AND ENGINE. WHEN PLACED OVER OPENING OIL FLOW FROM TANK TO ENGINE WAS BLOCKED. EXTRA QTS OF OIL OFTEN WERE ON BOARD ACFT SO PLT COULD ASS OIL IF REQUIRED.
Quoted verbatim from the NTSB record.
Other Hughes 369 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 14 Apr 1984 | Hughes 369D | Kent, Washington, United States | - | Minor injuries | - |
| 29 Apr 1984 | Hughes 369D | Toutle, Washington, United States | Michael L Obrien | No injuries | - |
| 10 Jul 1984 | Hughes 369D | Franklin, Tennessee, United States | Custom Aire, Inc. | Serious injuries | - |
| 18 Jul 1984 | Hughes 369D | Mesa, Arizona, United States | - | Fatal | 2 |
| 16 Jun 1984 | Hughes 369D | Wrangell, Alaska, United States | - | No injuries | - |
| 21 Jun 1984 | Hughes 369HS | Oklahoma City, Oklahoma, United States | - | No injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 30 Apr 1984 | Beechcraft F35 | Moab, Utah, United States | - | No injuries | - |
| 24 May 1984 | Piper PA-28-140 | Bountiful, Utah, United States | - | No injuries | - |
| 2 Jun 1984 | Cessna 182P | Junction, Utah, United States | - | No injuries | - |
| 9 Jun 1984 | Beechcraft 23 | Blanding, Utah, United States | - | No injuries | - |
| 10 Jun 1984 | Aerospatiale SA-315B | Salina, Utah, United States | - | No injuries | - |
| 15 Jun 1984 | Rockwell CALLAIR A-9B | Circleville, Utah, United States | Parowan Crop Dusting Service | No injuries | - |