# NTSB FTW72AF033: Beech 65-80, N252Q, Okla.City, OK, December 9, 1971

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: December 9, 1971
- Place: Okla.City, OK · OKLA.CITY, OK
- Location: 35.4676° N, 97.5164° W: Placed by OpenAirDocs: center of Oklahoma City, OK, within about 14 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.4676&lon=-97.5164&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 7 fatal
- Status: Completed, report June 13, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 164989
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW72AF033
- Page: https://openairdocs.org/ntsb/FTW72AF033

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3981   71/12/9   OKLA.CITY,OKLA      BEECH 65-80         CR-  1  0  0  NONCOMMERCIAL             COMMERCIAL, AGE 38, 14000
        TIME - 1453                    N252Q               PX-  6  0  0  CORP/EXEC                 TOTAL HOURS, UNK/NR IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        NAME OF AIRPORT - WILL ROGERS
        DEPARTURE POINT             INTENDED DESTINATION
          OKLA.CITY,OKLA              SHREVEPORT,LA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           STALL                                                    TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: MASTER AND CONNECTING RODS
           MISCELLANEOUS ACTS,CONDITIONS - UNDER TORQUED
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY LOADED AIRCRAFT-WEIGHT-AND/OR C.G.
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         FIRE AFTER IMPACT
        REMARKS- OVER MAX GROSS WT ABOUT 550 LBS.L ENG NR 5 CONROD CAP FAILED.PLT FEATH L PROP,TURNED INTO DEAD ENG
```

## Aircraft

- Registration: [N252Q](https://openairdocs.org/aircraft/N252Q), registered now, S/N 25-1178 (OpenAirDocs)
- Reported make and model: BEECH 65-80
- Registry model: [Mooney M20K](https://openairdocs.org/model/mooney-m20k) (registry code 5870220) (OpenAirDocs)
- Registry engine: [Continental TSIO-360 series](https://openairdocs.org/engine/continental-tsio-360-series) (registry code 17019, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Will Rogers

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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