NYC75AN086

NTSB accident investigation · Beech 99 · Hyannis, MA · February 23, 1975

Accident · Serious injuriesClosed
Date
February 23, 1975
Place
Hyannis, MA · HYANNIS, MA
Injuries
1 serious, 3 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N7940Beech 99
Status
Completed · report April 15, 1975
Report
Brief approved by the director
Case key
146407

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0007  75/2/23  NR.HYANNIS,MA         BEECH 99            CR-  0  1  1  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 1045                    N7940               PX-  0  0  2                            27, 3500 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            2000 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        OPERATOR - AIR NEW ENGLAND
        DEPARTURE POINT             INTENDED DESTINATION
          NANTUCKET,MA               HYANNIS,MA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           MISCELLANEOUS                                            IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           POWERPLANT - TURBINE ASSEMBLY: OTHER
           POWERPLANT - TURBINE ASSEMBLY: BLADE,TURBINE WHEEL
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
                                  SUSPECTED MECHANICAL DISCREPANCY
        REMARKS- FIRST STAGE Y REDUCTION GR BUSHING,PN 3010094,FAILED.ENG PARTS STRUCK FUSELAGE,INJURED COPILOT.

Aircraft

Registration
N7940
Reported as
Beech 99
Category
Airplane
Engine
turbo prop
Damage
Substantial damage