Single-engine piston

N4321S

1964 Beechcraft S35 Bonanza

Registered 1 NTSB/FAA record
Built
1964
Serial
D-7512
Class
Single-engine piston
Engines
Continental IO 520 series
Status
Current as of October 2026
Registered owner
Beech Peak Aviation LLC (LLC)
Based
Boulder, CO
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Registration record

N4321S on the FAA register

Type
1964 Beechcraft S35 Bonanza
Serial
D-7512
Engines
Continental IO 520 series
Registered owner
Beech Peak Aviation LLC
Boulder, CO
Certificate issued
2021-01-23
Airworthiness date
1964-07-01
Registration expires
2028-01-31
Airworthiness class
Standard · utility
Mode S (hex)
A52D18
Mode S (octal)
51226430
Seats (type)
6
Weight class
up to 12,499 lb
Range (type)
543 nm
Cruise (type)
178 kt
Status
Current as of October 2026
Registry history

Timeline

  • 2028-01-31
    Registration expires (renewal due).
  • 2021-01-23
    Certificate of registration issued as N4321S.
  • 1972-08-31
    Accident at Albuquerque,N Mex, 31; damage: substantial.
  • 1964-07-01
    Airworthiness date on the current FAA record (standard category (utility)).
Overview

About N4321S

N4321S is a 1964 Beechcraft S35 Bonanza, serial number D-7512. The FAA register lists Beech Peak Aviation LLC as the registrant in Boulder, Colorado. The current certificate of registration was issued on January 23, 2021 and expires on January 31, 2028.

The FAA aircraft reference file describes the type as a single-engine piston, one Continental IO 520 series engine and 6 seats. Published figures for the type give a cruise speed of about 178 knots and a range of about 543 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is standard category (utility), dated July 1, 1964.

N4321S has 1 accident/incident record on file (most serious damage: substantial); details are below.

Cruise
178 kt
Range
543 nm
Power / thrust (each)
285
Takeoff over 50 ft
1,225 ft
Landing over 50 ft
1,150 ft
Fuel burn
14 gph

Published figures for the Beechcraft S35 Bonanza type. They describe the model, not this airframe's equipment or condition. Beechcraft S35 Bonanza specs, prices and for-sale inventory →

Safety record

Accident & incident history

1972-08-31 Accident · Albuquerque,N Mex, 31 Damage: Substantial NTSB · 3 1350
Reported aircraft: Beechcraft S35

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

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Browse: Beechcraft aircraft for sale· Beechcraft S35 Bonanza 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.