Twin piston

N21GF

1971 Cessna 421B

Registered 1 NTSB/FAA record
Built
1971
Serial
421B-0209
Class
Twin piston
Engines
2 × Continental GTSIO-520-C
Status
Current as of October 2026
Registered owner
Bas Part Sales LLC (LLC)
Based
Greeley, CO
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1971 Cessna 421B
Representative photo of a Cessna 421B. Not a photo of N21GF.
Registration record

N21GF on the FAA register

Type
1971 Cessna 421B
Serial
421B-0209
Engines
2 × Continental GTSIO-520-C
Registered owner
Bas Part Sales LLC
Greeley, CO
Certificate issued
—
Airworthiness date
1971-12-07
Registration expires
—
Airworthiness class
Standard · normal
Mode S (hex)
A1B7C5
Mode S (octal)
50333705
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 N21GF.
Registry history

Timeline

  • 2022-07-16
    Accident at Riverdale, NE; damage: substantial.
  • 1971-12-07
    Airworthiness date on the current FAA record (standard category (normal)).
Overview

About N21GF

N21GF is a 1971 Cessna 421B, serial number 421B-0209. The FAA register lists Bas Part Sales LLC as the registrant in Greeley, Colorado.

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 December 7, 1971.

N21GF has 1 accident/incident record on file (most serious damage: substantial); details are below.

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

2022-07-16 Accident · Riverdale, NE Damage: Substantial Minor injury NTSB · CEN22LA341
Reported aircraft: Cessna 421B
Probable cause: A total loss of engine power as a result of fuel exhaustion.

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 Colorado· 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.