Twin piston

N12MK

Cessna 421C

Registered No accidents on file
Built
—
Serial
421C0421
Class
Twin piston
Engines
2
Status
Current as of October 2026
Registered owner
Indus Health Inc (Corporation)
Based
Santa Clara, CA
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Cessna 421C
Representative photo of a Cessna 421C. Not a photo of N12MK.
Registration record

N12MK on the FAA register

Type
Cessna 421C
Serial
421C0421
Engines
2
Registered owner
Indus Health Inc
Santa Clara, CA
Certificate issued
2019-05-08
Airworthiness date
—
Registration expires
2029-05-31
Airworthiness class
—
Mode S (hex)
A05276
Mode S (octal)
50051166
Seats (type)
8
Weight class
up to 12,499 lb
Range (type)
1,197 nm
Cruise (type)
241 kt
Status
Current as of October 2026
Market asking range
$300,000 to $549,000
Middle half of 43 live Cessna 421C listings, 1976–1984 models (median $439,000). Asking prices, not an appraisal of N12MK.
Registry history

Timeline

  • 2029-05-31
    Registration expires (renewal due).
  • 2019-05-08
    Certificate of registration issued as N12MK to the current registrant.
  • 1977-11-15
    N12MK previously assigned to a Learjet 24B (s/n 192); cancelled.
Overview

About N12MK

N12MK is a Cessna 421C, serial number 421C0421. The FAA register lists Indus Health Inc as the registrant in Santa Clara, California. The current certificate of registration was issued on May 8, 2019 and expires on May 31, 2029.

The FAA aircraft reference file describes the type as a twin piston and 8 seats. Published figures for the type give a cruise speed of about 241 knots and a range of about 1,197 nm; actual performance depends on configuration, load and conditions.

No NTSB accident or incident reports and no FAA preliminary notices are on file for this airframe as N12MK. 1 earlier record involves a different aircraft that carried the same N-number.

Cruise
241 kt
Range
1,197 nm
Power / thrust (each)
375
Takeoff over 50 ft
2,323 ft
Landing over 50 ft
2,293 ft
Fuel burn
47 gph

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

Safety record

Accident & incident history

1977-01-06 Accident · Palm Springs,Ca, 05 Damage: Destroyed NTSB · 3 0967
Reported aircraft: Lear Jet 24B — a different aircraft that carried the N12MK registration before this airframe.
Probable cause: CONTROLLER FAILED TO DETECT DEVIATION FRM ROUTE.

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

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Same state

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Browse: Cessna aircraft for sale· Cessna 421C overview· Aircraft registered in California· 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.