# NTSB DEN73FTE79: Brantly 305, N2213U, Denver, CO, May 23, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 23, 1973
- Place: Denver, CO · DENVER, CO
- Location: 39.7392° N, 104.9847° W: Placed by OpenAirDocs: center of Denver, CO, within about 7 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.7392&lon=-104.9847&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report January 2, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 189835
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN73FTE79
- Page: https://openairdocs.org/ntsb/DEN73FTE79

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4173  73/5/23    DENVER,COLO         BRANTLY 305         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 38, 8000
        TIME - 1030                    N2213U              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 2000 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - ARAPAHOE
        DEPARTURE POINT             INTENDED DESTINATION
          DENVER,COLO                 DENVER,COLO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      IN FLIGHT: NORMAL CRUISE
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           ROTORCRAFT - ROTOR ASSEMBLIES: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- IN-FLT TAIL ROTOR HUB FAILURE
```

## Aircraft

- Registration: N2213U (not matched to a registry record)
- Reported make and model: BRANTLY 305
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Arapahoe

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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