ASN logo
ASN Wikibase Occurrence # 127775
Last updated: 5 December 2019
This information is added by users of ASN. Neither ASN nor the Flight Safety Foundation are responsible for the completeness or correctness of this information. If you feel this information is incomplete or incorrect, you can submit corrected information.

Date:16-JAN-1981
Time:08:00
Type:Silhouette image of generic A109 model; specific model in this crash may look slightly different
Agusta A109A Hirundo
Owner/operator:Rockwell International
Registration: N86NR
C/n / msn: 7123
Fatalities:Fatalities: 0 / Occupants: 1
Other fatalities:0
Aircraft damage: Written off (damaged beyond repair)
Category:Accident
Location:Pittsburgh, PA -   United States of America
Phase: En route
Nature:Executive
Departure airport:Pittsburgh, PA
Destination airport:local
Investigating agency: NTSB
Narrative:
Ditched after tail rotor failure. According to the NTSB report into the accident:

"ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: TAIL ROTOR DRIVE SHAFT ASSEMBLY
MISCELLANEOUS ACTS,CONDITIONS - LACK OF LUBRICATION-SPECIFIC PART,NOT SYSTEM
PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
MISCELLANEOUS ACTS,CONDITIONS - IMPROPER EMERGENCY PROCEDURES

FORCED LANDING OFF AIRPORT ON WATER. DIRECTIONAL CONTROL PROBLEM. #7 HANGER BEARING FAILED. PILOT DID NOT CLOSE THROTTLES"

Sources:

1. NTSB Identification: NYC81FA020 at https://www.ntsb.gov/_layouts/ntsb.aviation/brief.aspx?ev_id=28209&key=0&queryId=f9cc1b6f-bafe-4324-90de-38c639cc46d2&pgno=2&pgsize=50
2. FAA: http://registry.faa.gov/aircraftinquiry/NNum_Results.aspx?omni=Home-N-Number&nNumberTxt=86NR
3. http://www.rotorspot.nl/product/a109.php
4. https://onespotter.com/aircraft/fid/761567/N86NR

Safety recommendations:

Safety recommendation A-81-73 issued 21 July 1981 by NTSB to FAA


Revision history:

Date/timeContributorUpdates
05-Feb-2013 02:01 TB Updated [Time, Aircraft type, Cn, Operator, Destination airport, Source, Narrative]
10-Jul-2016 18:22 Dr.John Smith Updated [Nature, Source, Narrative]

Corrections or additions? ... Edit this accident description