- Date
- April 4, 1970
- Place
- Knoxville, TN · KNOXVILLE, TN
- Injuries
- 2 uninjured
- Damage
- Substantial damage
- Phase of flight
- Approach
- Aircraft
- N8721KStinson 108-1
- Status
- Completed · report January 5, 1971
- Report
- Brief approved by the director
- Case key
- 128493
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
On this page
NTSB brief
NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.
---------------------------------------------------------------------------------------------------------------------------- FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA F S M/N PURPOSE ---------------------------------------------------------------------------------------------------------------------------- 3-1662 70/4/4 KNOXVILLE,TENN STINSON 108-1 CR- 0 0 1 NONCOMMERCIAL COMMERCIAL, FL.INSTR., TIME - 1730 N8721K PX- 0 0 1 PLEASURE/PERSONAL TRANSP AGE 45, 915 TOTAL HOURS, DAMAGE-SUBSTANTIAL OT- 0 0 0 3 IN TYPE, NOT INSTRUMENT RATED. NAME OF AIRPORT - SKY RANCH DEPARTURE POINT INTENDED DESTINATION KNOXVILLE,TENN LOCAL TYPE OF ACCIDENT PHASE OF OPERATION ENGINE FAILURE OR MALFUNCTION LANDING: FINAL APPROACH COLLISION WITH GROUND/WATER: CONTROLLED LANDING: OTHER PROBABLE CAUSE(S) PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION FACTOR(S) MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT. REMARKS- PULLED MIXTURE CTL INSTEAD OF CARB HEAT CTL.UN RESTART ENG.LNDD APRX 50FT SHORT OF RWY,ACFT SANK.
Aircraft
- Registration
- N8721K
- Reported as
- Stinson 108-1
- Category
- Airplane
- Engine
- reciprocating
- Damage
- Substantial damage
- Airport
- Sky Ranch
N8721KRegistration cancelled Nov 15, 2013 · Stinson 108-1Airframe modelStinson 108-1Engine modelFranklin 6A4150 series
Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.
Other investigations on N8721K · 2
Matched to the same aircraft by N-number and date.
NTSB ERA13LA327Accident · Minor injuriesLimited investigationFinal reportTuftonboro, NHMaintenance personnel’s failure to remove circumferential gouges in the aft radius of the R2 rod journal on the crankshaft during its last engine overhaul, which resulted in the fatigue failure of the crankshaft and a subsequent total loss of engine power.NTSB IAD75FIG14Accident · No injuriesClosedEdgewater, MD