# NTSB NYC72AN028: Convair 580, N5844, Pittsburgh, PA, August 20, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 20, 1971
- Place: Pittsburgh, PA · PITTSBURGH, PA
- Location: 40.4406° N, 79.9959° W: Placed by OpenAirDocs: center of Pittsburgh, PA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.4406&lon=-79.9959&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 53 uninjured
- Status: Completed, report January 28, 1972
- Report: Brief approved by the director
- Safety recommendations: Yes
- NTSB case key (mKey): 79635
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC72AN028
- Page: https://openairdocs.org/ntsb/NYC72AN028

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0018  71/8/20    PITTSBURGH,PA       CONVAIR 580         CR-  0  0  3  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 2040                    N5844               PX-  0  0 50                            UNK/NR, 8300 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            4100 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - GRTR PITTSBURGH
        OPERATOR - U.S. AIR
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          PITTSBURGH,PA               CINCINNATI,OHIO              PARKERSBURG,W VA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           MISCELLANEOUS                                            LANDING: LEVEL OFF/TOUCHDOWN
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: MAIN GEAR-SHOCK ABSORBING ASSY,STRUTS,ATTACHMENTS,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
        REMARKS- WORN LOCK PIN IN UPPER BEARING SHEARED.R GR LOWER ASSY SEPARATED AT PARKERSBURG.DIVERTED TO PITT.
```

## Aircraft

- Registration: [N5844](https://openairdocs.org/deregistered/N5844-1973-06-26), registration cancelled 1973-06-26, S/N 43 (OpenAirDocs)
- Reported make and model: CONVAIR 580
- Registry model: [Convair 340/440](https://openairdocs.org/model/convair-340-440) (registry code 2422801) (OpenAirDocs)
- Category: Airplane
- Engines: turbo prop
- Damage: Substantial damage
- Airport: Grtr Pittsburgh

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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