# NTSB MKC67F0310: Ryan PT-22, N47843, Isle, MN, November 6, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 6, 1966
- Place: Isle, MN · ISLE, MN
- Location: 46.1365° N, 93.4530° W: Placed by OpenAirDocs: center of Isle, MN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.1365&lon=-93.4530&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report March 10, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 119713
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC67F0310
- Page: https://openairdocs.org/ntsb/MKC67F0310

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3843   66/11/6   ISLE MINN           RYAN PT-22          CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 51, 4000
        TIME - 1530                    N47843              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 10 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - ISLE MUNICIPAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: PROPELLER                       TAKEOFF: INITIAL CLIMB
           NOSE OVER/DOWN                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           POWERPLANT - PROPELLER AND ACCESSORIES: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY SECURED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- PROP LOOSE ON CRANKSHAFT,RETAINER NUT RING,AND SAFETY PIN MISSING.ACFT NOSED OVER IN SWAMPY AREA.
```

## Aircraft

- Registration: [N47843](https://openairdocs.org/deregistered/N47843-2014-10-14), registration cancelled 2014-10-14, S/N 1901, built 1942 (OpenAirDocs)
- Reported make and model: RYAN PT-22
- Registry model: [Ryan Aeronautical ST3KR](https://openairdocs.org/model/ryan-aeronautical-st3kr) (registry code 7830502) (OpenAirDocs)
- Registry engine: [Kinner R5 series](https://openairdocs.org/engine/kinner-r5-series) (registry code 37504, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Isle Municipal

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.

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