Twin piston

N421HM

1970 Cessna 421B

Registered No accidents on file
Built
1970
Serial
421B0029
Class
Twin piston
Engines
2 × Continental GTSI0-520-F-K
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Monroe, WA
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1970 Cessna 421B
Representative photo of a Cessna 421B. Not a photo of N421HM.
Registration record

N421HM on the FAA register

Type
1970 Cessna 421B
Serial
421B0029
Engines
2 × Continental GTSI0-520-F-K
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Monroe, WA
Certificate issued
2024-01-27
Airworthiness date
1991-04-26
Registration expires
2031-01-31
Airworthiness class
Standard · normal
Mode S (hex)
A50011
Mode S (octal)
51200021
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 N421HM.
Registry history

Timeline

  • 2031-01-31
    Registration expires (renewal due).
  • 2024-01-27
    Certificate of registration issued as N421HM.
  • 1991-04-26
    Airworthiness date on the current FAA record (standard category (normal)).
  • 1970
    Manufactured (1970).
Overview

About N421HM

N421HM is a 1970 Cessna 421B, serial number 421B0029. It is registered to an individual in Monroe, Washington. The current certificate of registration was issued on January 27, 2024 and expires on January 31, 2031.

The FAA aircraft reference file describes the type as a twin piston, two Continental GTSI0-520-F-K 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 April 26, 1991.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N421HM.

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 N421HM.

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.