Twin piston

N1GQ

1972 Cessna 421B

Not current (FAA status N) No accidents on file
Built
1972
Serial
421B0236
Class
Twin piston
Engines
2 × Continental GTSIO-520-C
Status
Not current (FAA status N)
Registered owner
Aero Attack Systems (USA) Inc (Non-citizen corporation)
Based
Blaine, WA
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1972 Cessna 421B
Representative photo of a Cessna 421B. Not a photo of N1GQ.
Registration record

N1GQ on the FAA register

Type
1972 Cessna 421B
Serial
421B0236
Engines
2 × Continental GTSIO-520-C
Registered owner
Aero Attack Systems (USA) Inc
Blaine, WA
Certificate issued
2024-09-05
Airworthiness date
1972-05-09
Registration expires
2031-09-30
Airworthiness class
Standard · normal
Mode S (hex)
A000A7
Mode S (octal)
50000247
Seats (type)
8
Weight class
up to 12,499 lb
Range (type)
845 nm
Cruise (type)
235 kt
Status
Not current (FAA status N)
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 N1GQ.
Registry history

Timeline

  • 2031-09-30
    Registration expires (renewal due).
  • 2024-09-05
    Certificate of registration issued as N1GQ.
  • 1972-05-09
    Airworthiness date on the current FAA record (standard category (normal)).
Overview

About N1GQ

N1GQ is a 1972 Cessna 421B, serial number 421B0236. The FAA register lists Aero Attack Systems (USA) Inc as the registrant in Blaine, Washington. The current certificate of registration was issued on September 5, 2024 and expires on September 30, 2031.

The FAA aircraft reference file describes the type as a twin piston, two Continental GTSIO-520-C 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 May 9, 1972.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N1GQ.

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

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N1GQ.

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

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Browse: Cessna aircraft for sale· Cessna 421B overview· Aircraft registered in Washington· Registry by state· FAA registry stats

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.