# NTSB UNK64X1619: Bell 47G, N953B, Tannersville, PA, May 4, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 4, 1964
- Place: Tannersville, PA · TANNERSVILLE, PA
- Location: 41.0401° N, 75.3057° W: Placed by OpenAirDocs: center of Tannersville, PA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.0401&lon=-75.3057&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report February 1, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 184906
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X1619
- Page: https://openairdocs.org/ntsb/UNK64X1619

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0184   64/5/4    TANNERSVILLE PA     BELL 47G            CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 39, 2273
        TIME - 1000                    N953B               PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 255 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT -                 Z
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: ABORTED
           UNDERSHOOT                                               LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE INSPECTION OF AIRCRAFT (MAINTENANCE PERSONNEL)
           PILOT IN COMMAND - ATTEMPTED OPERATION W/KNOWN DEFICIENCIES IN EQUIPMENT
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - WRONG PART
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -   55                       KIND OF OPERATION - OTHER
          KIND OF CROP - OTHER                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE-NOT USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - BELLY                             ELEVATION-AREA BEING TREATED-FEET -  2000
        REMARKS- IMPROPER TYPE OF SPARK PLUGS
```

## Aircraft

- Registration: [N953B](https://openairdocs.org/deregistered/N953B-1998-03-09), registration cancelled 1998-03-09, S/N 713 (OpenAirDocs)
- Reported make and model: BELL 47G
- Registry model: [Bell 47G](https://openairdocs.org/model/bell-47g) (registry code 1181002) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport:                 Z

## Other investigations on N953B (3)

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 CHI71FBJ04](https://openairdocs.org/ntsb/CHI71FBJ04), Jul 10, 1970: Bell 47GMK3 (N953B), Stanton, MI, substantial damage
- [NTSB CHI70D0011](https://openairdocs.org/ntsb/CHI70D0011), Jun 5, 1969: Bell 47G (N953B), Greenville, MI, substantial damage
- [NTSB CHI67A0128](https://openairdocs.org/ntsb/CHI67A0128), Jun 3, 1967: Bell 47G (N953B), Dearborn, MI, destroyed, 1 fatal

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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