Turbine helicopter

N839ST

Agusta A119 / AW119 Koala

Registered No accidents on file
Built
—
Serial
15850
Class
Turbine helicopter
Engines
1
Status
Current as of October 2026
Registered owner
Naval Air Systems Command (Government)
Based
Patuxent River, MD
Registration record

N839ST on the FAA register

Type
Agusta A119 / AW119 Koala (FAA: Agustawestland Philadelphia Co AW119MKII)
Serial
15850
Engines
1
Registered owner
Naval Air Systems Command
Patuxent River, MD
Certificate issued
2023-08-30
Airworthiness date
—
Registration expires
2030-08-31
Airworthiness class
—
Mode S (hex)
AB7B6B
Mode S (octal)
52675553
Seats (type)
8
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2030-08-31
    Registration expires (renewal due).
  • 2023-08-30
    Certificate of registration issued as N839ST.
Overview

About N839ST

N839ST is an Agusta A119 / AW119 Koala (FAA model AW119MKII), serial number 15850. The FAA register lists Naval Air Systems Command as the registrant in Patuxent River, Maryland. The current certificate of registration was issued on August 30, 2023 and expires on August 31, 2030.

The FAA aircraft reference file describes the type as a turbine helicopter and 8 seats.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N839ST.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N839ST.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.