# NTSB NYC74FGM43: Aero Comdr 680FP, N900L, W Mifflin, PA, June 28, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 28, 1974
- Place: W Mifflin, PA · W MIFFLIN, PA
- Location: 40.3574° N, 79.9056° W: Placed by OpenAirDocs: center of West Mifflin, PA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.3574&lon=-79.9056&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report August 19, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 128149
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC74FGM43
- Page: https://openairdocs.org/ntsb/NYC74FGM43

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1851  74/6/28    W MIFFLIN,PA        AERO COMDR 680FP    CR-  0  0  2  NONCOMMERCIAL             AIRLINE TRANSPORT, AGE
        TIME - 0936                    N900L               PX-  0  0  2  PLEASURE/PERSONAL TRANSP  64, 6754 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            4135 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - ALLEGHENY COUNTY
        DEPARTURE POINT             INTENDED DESTINATION
          PAINESVILLE,OHIO            W MIFFLIN,PA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR RETRACTED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           AIRFRAME - LANDING GEAR: NORMAL RETRACTION/EXTENSION ASSEMBLY
           AIRFRAME - LANDING GEAR: EMERGENCY/EXTENSION ASSEMBLY
           SYSTEMS - HYDRAULIC SYSTEM: RESERVOIR,LINES,FITTINGS
           MISCELLANEOUS ACTS,CONDITIONS - EXCESSIVE PRESSURE
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        REMARKS- HYD LINE RATED AT 1500 PSI PLACED IN 3050 PSI SYS.
```

## Aircraft

- Registration: [N900L](https://openairdocs.org/deregistered/N900L-2021-07-03), registration cancelled 2021-07-03, S/N 680F-1341-136, built 1963 (OpenAirDocs)
- Reported make and model: AERO COMDR 680FP
- Registry model: [Aero Commander 680-F](https://openairdocs.org/model/aero-commander-680-f) (registry code 0141606) (OpenAirDocs)
- Registry engine: [Lycoming IGSO-540-B1A](https://openairdocs.org/engine/lycoming-igso-540-b1a) (registry code 41535, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Allegheny County

## 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 19740628019109A](https://openairdocs.org/incident/19740628019109A), Jun 28, 1974: Rkwell 680F, W Mifflin, PA, Substantial damage. Hyd line rated at 1500 PSI placed in 3050 PSI sys.

## Other investigations on N900L (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 ERA18LA073](https://openairdocs.org/ntsb/ERA18LA073), Jan 27, 2018: Aero Commander 680 F (N900L), Lapine, AL, substantial damage. Probable cause: The pilot's failure to maintain directional control during takeoff after a total loss of left engine power due to fuel contamination, which resulted in impact with trees. Contributing to the accident…

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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