# NTSB FTW72FPJ34: Cessna 421A, N2217Q, Oklahoma Cty, OK, February 20, 1972

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 20, 1972
- Place: Oklahoma Cty, OK · OKLAHOMA CTY, 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: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 5 uninjured
- Status: Completed, report September 11, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 164720
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW72FPJ34
- Page: https://openairdocs.org/ntsb/FTW72FPJ34

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0065  72/2/20    OKLAHOMA CTY,OKLA   CESSNA 421A         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 26,
        TIME - 0645                    N2217Q              PX-  0  0  4  PLEASURE/PERSONAL TRANSP  UNK/NR TOTAL HOURS, 150
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - DOWNTOWN AIRPARK
        DEPARTURE POINT             INTENDED DESTINATION
          OKLAHOMA CTY,OKLA           LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: RUN
           COLLIDED WITH: DIRT BANK                                 TAKEOFF: ABORTED
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           POWERPLANT - EXHAUST SYSTEM: CLAMPS
           MISCELLANEOUS ACTS,CONDITIONS - LOOSE,PART/FITTING
           MISCELLANEOUS ACTS,CONDITIONS - PRESSURE TOO LOW
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: OTHER
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        REMARKS- TUBE FRM EXH SPRCHRGR TO MANIFOLD PTLY DISCNTD,CLAMP LOOSE.8HRS SINCE OVRHL&ANN.SAND AT RWY OVRRUN
```

## Aircraft

- Registration: [N2217Q](https://openairdocs.org/deregistered/N2217Q-1974-03-13), registration cancelled 1974-03-13, S/N 421A0017 (OpenAirDocs)
- Reported make and model: CESSNA 421A
- Registry model: [Cessna 421A](https://openairdocs.org/model/cessna-421a) (registry code 2076012) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Downtown Airpark

## Other investigations on N2217Q (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 DEN74AD026](https://openairdocs.org/ntsb/DEN74AD026), Nov 21, 1973: Cessna 421A (N2217Q), Roosevelt, UT, destroyed, 2 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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