Bell 47G-3B-1 N73903
19 May 1991 · Malott, Washington, United States · No injuries
Summary
On 19 May 1991 at about 16:21 local time, a Bell 47G-3B-1 registered N73903, operated by Cascade Helicopter, was involved in an accident near Malott, Washington, United States. One person was on board and nobody was injured. The aircraft was destroyed. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 16:21
- Classification
- Accident
- Location
- Malott, Washington, United States
- Coordinates
- 48.2994, -119.7706
- Aircraft
- Bell 47G-3B-1
- Registration
- N73903
- Category
- Helicopter
- Engines
- 1
- Operator
- Cascade Helicopter
- Operating rule
- Part 137: Agricultural
- Purpose of flight
- Aerial Application
- Phase of flight
- Not recorded
- Aircraft damage
- Destroyed
- Weather
- VMC
- Light
- Day
- NTSB number
- SEA91LA109
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 1 | 0 | 0 | 0 | 1 |
Probable cause
AN UNDETERMINED FAILURE OF THE FUEL PUMP CASING RESULTING IN AN IN FLIGHT FIRE AND LOSS OF ENGINE POWER.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
DURING AN AERIAL APPLICATION FLIGHT, THE ENGINE SUDDENLY LOST POWER. THE PILOT TRIED TO MANEUVER TO AN OPEN AREA, HOWEVER, THE HELICOPTER COLLIDED WITH TREES. POST CRASH INVESTIGATION REVEALED THAT THE HELICOPTER EXPERIENCED AN IN FLIGHT FIRE. IT WAS FOUND THAT A SECTION OF THE AUXILIARY FUEL PUMP CASING BROKE AWAY IN THE AREA WHERE THE FUEL LINE FITTING SCREWS INTO THE PUMP. DUE TO FIRE DAMAGE, USEFUL FACTURE TOPOGRAPHY TO DETERMINE THE MODE OF FAILURE WAS DESTROYED.
Quoted verbatim from the NTSB record.
Other Bell 47 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 28 Oct 1991 | Bell 47D-1 | Rome, Georgia, United States | Silver Hawk Aviation | No injuries | - |
| 26 Sep 1991 | Bell 47G-5A | Pearsall, Texas, United States | Tiller Helicopter Service, Inc | Minor injuries | - |
| 20 Aug 1991 | Bell 47G | Kettleman City, California, United States | Shafter Aviation, Inc. | Minor injuries | - |
| 10 Sep 1991 | Bell 47G-3B-2 | Chula Vista, California, United States | K & L Helicopters | Minor injuries | - |
| 15 May 1991 | Bell 47-G3B1 | Hughesville, Pennsylvania, United States | Agricultural Helicopter Serv. | Serious injuries | - |
| 11 May 1991 | Bell 47-G | Aguadilla | Esteves, Arturo | No injuries | - |
All 1,633 records for this type
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 31 Mar 1991 | Bell BH-47G2A | Waitsburg, Washington, United States | Waitsburg Helicopter Service | No injuries | - |
| 6 Apr 1991 | Robinson R22 BETA | Kent, Washington, United States | Classic Helicopter | No injuries | - |
| 6 Apr 1991 | Grumman American AA-1C | Wenatchee, Washington, United States | James Q. Baxter | No injuries | - |
| 12 Apr 1991 | Aeronca 11AC | Port Orchard, Washington, United States | John D. Gracie | No injuries | - |
| 13 Apr 1991 | Cessna C-172N | Ellensburg, Washington, United States | Interwest Aviation | No injuries | - |
| 17 Apr 1991 | Grumman G-21A | Spokane, Washington, United States | Loel Fenwick | No injuries | - |