Twin piston

N16AS

1973 Cessna 421B

Registered No accidents on file
Built
1973
Serial
421B0317
Class
Twin piston
Engines
2 × Continental GTSIO-520-H
Status
Current as of October 2026
Registered owner
Stefenelli Aviation N Tr Inc Trustee (Corporation)
Based
Attersee, AT
1973 Cessna 421B
Representative photo of a Cessna 421B. Not a photo of N16AS.
Registration record

N16AS on the FAA register

Type
1973 Cessna 421B
Serial
421B0317
Engines
2 × Continental GTSIO-520-H
Registered owner
Stefenelli Aviation N Tr Inc Trustee
Attersee, AT
Certificate issued
2020-01-13
Airworthiness date
2020-07-04
Registration expires
2030-01-31
Airworthiness class
Standard · normal
Mode S (hex)
A0EF66
Mode S (octal)
50167546
Seats (type)
8
Weight class
up to 12,499 lb
Range (type)
845 nm
Cruise (type)
235 kt
Status
Current as of October 2026
Market asking range
$219,000 to $389,000
Middle half of 15 live Cessna 421B listings, 1971–1975 models (median $339,000). Asking prices, not an appraisal of N16AS.
Registry history

Timeline

  • 2030-01-31
    Registration expires (renewal due).
  • 2020-07-04
    Airworthiness date on the current FAA record (standard category (normal)).
  • 2020-01-13
    Certificate of registration issued as N16AS to the current registrant.
  • 2012-10-30
    N16AS previously assigned to a McDonnell Douglas MD-90-30 (s/n 53493); cancelled.
  • 1976-05-13
    N16AS previously assigned to a Homebuilt Teenie II (s/n 5-10162); cancelled.
  • 1973
    Manufactured (1973).
Overview

About N16AS

N16AS is a 1973 Cessna 421B, serial number 421B0317. The FAA register lists Stefenelli Aviation N Tr Inc Trustee as the registrant in Attersee. The current certificate of registration was issued on January 13, 2020 and expires on January 31, 2030.

The FAA aircraft reference file describes the type as a twin piston, two Continental GTSIO-520-H engines and 8 seats. Published figures for the type give a cruise speed of about 235 knots and a range of about 845 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is standard category (normal), dated July 4, 2020.

No NTSB accident or incident reports and no FAA preliminary notices are on file for this airframe as N16AS. 1 earlier record involves a different aircraft that carried the same N-number.

Cruise
235 kt
Range
845 nm
Power / thrust (each)
375
Takeoff over 50 ft
2,387 ft
Landing over 50 ft
2,178 ft
Fuel burn
47 gph

Published figures for the Cessna 421B type. They describe the model, not this airframe's equipment or condition. Cessna 421B specs, prices and for-sale inventory →

Safety record

Accident & incident history

1975-08-08 Accident · Wabash,In, 14 Damage: Substantial NTSB · 3 2483
Reported aircraft: Creamer Two — a different aircraft that carried the N16AS registration before this airframe.

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.