# NTSB FTW74FPM15: Hughes 269B, N11XC, Tulsa, OK, December 22, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 22, 1973
- Place: Tulsa, OK · TULSA, OK
- Location: 36.1540° N, 95.9928° W: Placed by OpenAirDocs: center of Tulsa, OK, within about 8 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=36.1540&lon=-95.9928&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report March 11, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 187419
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW74FPM15
- Page: https://openairdocs.org/ntsb/FTW74FPM15

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4025  73/12/22   TULSA,OKLA          HUGHES 269B         CR-  0  0  2  INSTRUCTIONAL             ATP,FLIGHT INSTR., AGE
        TIME - 0845                    N11XC               PX-  0  0  0  DUAL                      37, 11240 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            1500 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - TULSA INTL
        DEPARTURE POINT             INTENDED DESTINATION
          TULSA,OKLA                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                TAKEOFF: OTHER
        PROBABLE CAUSE(S)
           DUAL STUDENT - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
           DUAL STUDENT - IMPROPER OPERATION OF FLIGHT CONTROLS
           PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT
        REMARKS- LOST CTL ABT 5 FT AGL AFTER RUNNING TKOF.
```

## Aircraft

- Registration: [N11XC](https://openairdocs.org/deregistered/N11XC-2018-02-28), registration cancelled 2018-02-28, S/N 0102, built 1965 (OpenAirDocs)
- Reported make and model: HUGHES 269B
- Registry model: [Hughes 269B](https://openairdocs.org/model/hughes-269b) (registry code 4470502) (OpenAirDocs)
- Registry engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Tulsa Intl

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19731222042499A](https://openairdocs.org/incident/19731222042499A), Dec 22, 1973: Hughes 269C, Tulsa, OK, Substantial damage. Lost ctl abt 5 ft AGL after running tkof.

## Other investigations on N11XC (4)

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 CEN10CA469](https://openairdocs.org/ntsb/CEN10CA469), Aug 7, 2010: Hughes 269B (N11XC), Lakeview, MI, substantial damage. Probable cause: The pilot's excessive descent angle during landing approach, which resulted in a settling with power condition.
- [NTSB ATL95LA053](https://openairdocs.org/ntsb/ATL95LA053), Feb 18, 1995: Schweizer 269B (N11XC), Addison, AL, substantial damage. Probable cause: THE PILOT'S IMPROPER USE OF THE THROTTLE CONTROL DURING A DESCENT WHICH RESULTED IN A HARD LANDING.
- [NTSB FTW91FA123](https://openairdocs.org/ntsb/FTW91FA123), Jul 18, 1991: Hughes 269B (N11XC), Brickeys, AR, destroyed, 1 fatal. Probable cause: THE FAILURE OF THE CLUTCH CONTROL CABLE DUE TO FRAYING WHICH INITIATED THE FORCED LANDING AND THE OPERATOR'S FAILURE TO PERFORM RECOMMENDED INSPECTIONS ON THE AIRCRAFT. FACTORS WERE THE PILOT'S…
- [NTSB MKC76DCA07](https://openairdocs.org/ntsb/MKC76DCA07), Aug 6, 1975: Hughes 269B (N11XC), Kennett, MO, 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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