# NTSB UNK65X0768: Curtiss C-46A, N3971B, Inkster, MI, November 20, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 20, 1964
- Place: Inkster, MI · INKSTER, MI
- Location: 42.2939° N, 83.3203° W: Placed by OpenAirDocs: center of Inkster, MI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.2939&lon=-83.3203&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report April 26, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 185983
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK65X0768
- Page: https://openairdocs.org/ntsb/UNK65X0768

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0067  64/11/20   INKSTER MICH        CURTISS C-46A       CR-  0  0  2  NS/CTR REVENUE CARGO DOM  AIRLINE TRANSPORT, AGE
        TIME - 0611                    N3971B              PX-  0  0  0                            37, 10376 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            5676 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - DETROIT METRO
        OPERATOR - ZANTOP AIR TRANSPORT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRFRAME ICE
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPERLY SERVICED AIRCRAFT (GROUND CREW)
         FIRE AFTER IMPACT
        REMARKS- SERVICING-INADEQUATE ICE-SNOW REMOVAL FROM AIRCRAFT WINGS DURING PRE-FLIGT.
```

## Aircraft

- Registration: [N3971B](https://openairdocs.org/deregistered/N3971B-1970-06-29), registration cancelled 1970-06-29, S/N 22594 (OpenAirDocs)
- Reported make and model: CURTISS C-46A
- Registry model: [Curtiss Wright C-46F](https://openairdocs.org/model/curtiss-wright-c-46f) (registry code 2622608) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Detroit Metro

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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