# NTSB NYC66A0132: Brantly 305, N2214U, Annapolis, MD, May 18, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 18, 1966
- Place: Annapolis, MD · ANNAPOLIS, MD
- Location: 38.9722° N, 76.5053° W: Placed by OpenAirDocs: center of Annapolis, MD, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.9722&lon=-76.5053&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report December 8, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 172462
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC66A0132
- Page: https://openairdocs.org/ntsb/NYC66A0132

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0422  66/5/18    ANNAPOLIS MD        BRANTLY 305         CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 43, 3995
        TIME - 0911                    N2214U              PX-  0  0  0  POLICE PATROL             TOTAL HOURS, 36 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           POWERPLANT - COOLING SYSTEM: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
                                  UNUSUAL NOISE
                                  SUSPECTED MECHANICAL DISCREPANCY
        REMARKS- RIGHT OIL COOLING FAN SHAFT,PN 1385055,FAILED.FAN DISINTEGRATED,DAMAGED MAIN ROTOR BLADES.
```

## Aircraft

- Registration: [N2214U](https://openairdocs.org/deregistered/N2214U-1976-12-20), registration cancelled 1976-12-20, S/N 1021 (OpenAirDocs)
- Reported make and model: BRANTLY 305
- Registry model: [Brantly 305](https://openairdocs.org/model/brantly-305) (registry code 1440602) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N2214U (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 CHI77FEV01](https://openairdocs.org/ntsb/CHI77FEV01), Oct 9, 1976: Brantley 305 (N2214U), Galesburg, IL, destroyed

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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