# NTSB UNK64X0642: Brantly B2A, N2138U, Tucson, AZ, February 22, 1964

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: February 22, 1964
- Place: Tucson, AZ · TUCSON, AZ
- Location: 32.2217° N, 110.9265° W: Placed by OpenAirDocs: center of Tucson, AZ, within about 9 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.2217&lon=-110.9265&mi=10
- Phase of flight: [Uncontrolled descent](https://openairdocs.org/ntsb-phases/650) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report January 5, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 122376
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X0642
- Page: https://openairdocs.org/ntsb/UNK64X0642

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0075  64/2/22    TUCSON ARIZ         BRANTLY B2A         CR-  0  1  0  MISCELLANEOUS             ATP,FLIGHT INSTR., AGE
        TIME - 1700                    N2138U              PX-  0  0  0  FERRY                     40, 6541 TOTAL HOURS, 41
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SPONTANEOUS-IMPROPER ACTION
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
```

## Aircraft

- Registration: [N2138U](https://openairdocs.org/deregistered/N2138U-1976-01-20), registration cancelled 1976-01-20, S/N 188, built 1962 (OpenAirDocs)
- Reported make and model: BRANTLY B2A
- Registry model: [Brantly B-2](https://openairdocs.org/model/brantly-b-2) (registry code 1440502) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N2138U (1)

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.

- [NTSB NYC65A0155](https://openairdocs.org/ntsb/NYC65A0155), Jun 27, 1965: Brantly B-2 (N2138U), Bayville Li, NY, substantial damage

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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