# NTSB MIA68F0015: Hughes 269B, N9393F, Gulfport, MS, June 11, 1968

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: June 11, 1968
- Place: Gulfport, MS · GULFPORT, MS
- Location: 30.3674° N, 89.0928° W: Placed by OpenAirDocs: center of Gulfport, MS, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=30.3674&lon=-89.0928&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor, 1 uninjured
- Status: Completed, report July 30, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 110292
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA68F0015
- Page: https://openairdocs.org/ntsb/MIA68F0015

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1721  68/6/11    GULFPORT,MISS       HUGHES 269B         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 45, 2300
        TIME - 0900                    N9393F              PX-  0  0  2  CTR PASSG-D               TOTAL HOURS, 300 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           ROTORCRAFT - ROTOR ASSEMBLIES: UNIVERSAL JOINTS,COUPLINGS
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY INSTALLED
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        REMARKS- LANDED IN GULF OF MEX. SPLINE COUPLING SLIPPED OUT OF POSITION DUE TO UNSAFETIED RETAINING NUT.
```

## Aircraft

- Registration: [N9393F](https://openairdocs.org/deregistered/N9393F-2014-11-24), registration cancelled 2014-11-24, S/N 74-0119, built 1964 (OpenAirDocs)
- Reported make and model: HUGHES 269B
- Registry model: [Hughes 269B](https://openairdocs.org/model/hughes-269b) (registry code 4470502) (OpenAirDocs)
- Registry engine: [Lycoming I0360 series](https://openairdocs.org/engine/lycoming-i0360-series) (registry code 41515, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N9393F (3)

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 MIA82DA096](https://openairdocs.org/ntsb/MIA82DA096), Apr 12, 1982: Hughes 269B (N9393F), Near Kissimmee, FL, substantial damage
- [NTSB MIA80DLD09](https://openairdocs.org/ntsb/MIA80DLD09), Nov 10, 1979: Hughes 269B (N9393F), Winter Haven, FL, substantial damage
- [NTSB MIA79FLD85](https://openairdocs.org/ntsb/MIA79FLD85), Aug 20, 1979: Hughes 269B (N9393F), Winter Park, FL, no 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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.