# NTSB MIA74DKJ29: Aero Comdr 720, N825WD, Birmingham, AL, October 12, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 12, 1973
- Place: Birmingham, AL · BIRMINGHAM, AL
- Location: 33.5207° N, 86.8025° W: Placed by OpenAirDocs: center of Birmingham, AL, within about 7 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.5207&lon=-86.8025&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 6 uninjured
- Status: Completed, report May 13, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 187775
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA74DKJ29
- Page: https://openairdocs.org/ntsb/MIA74DKJ29

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4127  73/10/12   BIRMINGHAM,ALA      AERO COMDR 720      CR-  0  0  1  NONCOMMERCIAL             AIRLINE TRANSPORT, AGE
        TIME - 0833                    N825WD              PX-  0  0  5  CORP/EXEC                 35, UNK/NR TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            4800 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - BIRMINGHAM MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          MONTGOMERY,ALA              BIRMINGHAM,ALA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           AIRFRAME - LANDING GEAR: NOSEWHEEL ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY INSTALLED
        REMARKS- NOSE GR STRUT TRUNNION PIN IMPROPERLY INSTALLED.
```

## Aircraft

- Registration: [N825WD](https://openairdocs.org/deregistered/N825WD-2018-01-29), registration cancelled 2018-01-29, S/N 720-850-13, built 1960 (OpenAirDocs)
- Reported make and model: AERO COMDR 720
- Registry model: [Aero Commander 720](https://openairdocs.org/model/aero-commander-720) (registry code 0141802) (OpenAirDocs)
- Registry engine: [Lycoming GSO&IGSO-480 series](https://openairdocs.org/engine/lycoming-gso-igso-480-series) (registry code 41529, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Birmingham Muni

## 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 19731012033709A](https://openairdocs.org/incident/19731012033709A), Oct 12, 1973: Rkwell 720RKWELL, Birmingham, AL, Substantial damage. Nose gr strut trunnion pin improperly installed.

## Other investigations on N825WD (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 CHI81FEE08](https://openairdocs.org/ntsb/CHI81FEE08-201167), Nov 5, 1980: Aero Comdr 720 (N825WD), Wheeling, IL, 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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