Twin piston

N51QZ

1982 Cessna 421C

Registered No accidents on file
Built
1982
Serial
421C1237
Class
Twin piston
Engines
2 × Continental GTSIO-520-N
Status
Current as of October 2026
Registered owner
Aircraft Guaranty Corp Trustee (Corporation)
Based
Oklahoma City, OK
What's N51QZ worth? Track flights
1982 Cessna 421C
Representative photo of a Cessna 421C. Not a photo of N51QZ.
Registration record

N51QZ on the FAA register

Type
1982 Cessna 421C
Serial
421C1237
Engines
2 × Continental GTSIO-520-N
Registered owner
Aircraft Guaranty Corp Trustee
Oklahoma City, OK
Certificate issued
2016-09-23
Airworthiness date
2009-08-07
Registration expires
2029-09-30
Airworthiness class
Standard · normal
Mode S (hex)
A6608C
Mode S (octal)
51460214
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 N51QZ.
Registry history

Timeline

  • 2029-09-30
    Registration expires (renewal due).
  • 2016-09-23
    Certificate of registration issued as N51QZ.
  • 2009-08-07
    Airworthiness date on the current FAA record (standard category (normal)).
  • 1982
    Manufactured (1982).
Overview

About N51QZ

N51QZ is a 1982 Cessna 421C, serial number 421C1237. The FAA register lists Aircraft Guaranty Corp Trustee as the registrant in Oklahoma City, Oklahoma. The current certificate of registration was issued on September 23, 2016 and expires on September 30, 2029.

The FAA aircraft reference file describes the type as a twin piston, two Continental GTSIO-520-N engines 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. Its airworthiness certificate is standard category (normal), dated August 7, 2009.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N51QZ.

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

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N51QZ.

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

Same model

More Cessna 421C aircraft

N113MP
1982 Cessna 421C
N264DC
1982 Cessna 421C
N342RC
1982 Cessna 421C
N375KC
1982 Cessna 421C
N418BM
1982 Cessna 421C
N41LJ
1982 Cessna 421C
N41WT
1982 Cessna 421C
N421AA
1982 Cessna 421C
All 496 Cessna 421C registrations →
Same state

Other aircraft registered in Oklahoma

N51CY
North American F-51D / P-51D Mustang / American P-51D
N51EF
2024 Homebuilt H5
N51HS
2006 Homebuilt RV-9A
N5201A
1979 Cessna Turbo 210N
N5201S
1970 Piper Cherokee 6/300
N5209Q
Cessna 150L
All 5,643 aircraft registered in Oklahoma →
Similar aircraft

Other twin pistons on the register

More from Cessna

Cessna models on the register

Own N51QZ?

Get a free valuation, digitize the logbooks, or list it on fyiAero.

Free valuation Logbook transcription

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