Single-engine piston

N121R

1943 Boeing PT-13D

Registered No accidents on file
Built
1943
Serial
75-5510
Class
Single-engine piston
Engines
Pratt & Whitney R1340 series
Status
Current as of October 2026
Registered owner
Herzog Contracting Corp (Corporation)
Based
St Joseph, MO
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Registration record

N121R on the FAA register

Type
1943 Boeing PT-13D
Serial
75-5510
Engines
Pratt & Whitney R1340 series
Registered owner
Herzog Contracting Corp
St Joseph, MO
Certificate issued
1991-05-09
Airworthiness date
1979-04-18
Registration expires
2027-05-31
Airworthiness class
Experimental · air racing
Mode S (hex)
A058E0
Mode S (octal)
50054340
Seats (type)
2
Weight class
up to 12,499 lb
Range (type)
450 nm
Cruise (type)
90 kt
Status
Current as of October 2026
Registry history

Timeline

  • 2027-05-31
    Registration expires (renewal due).
  • 1991-05-09
    Certificate of registration issued as N121R to the current registrant.
  • 1979-04-18
    Airworthiness date on the current FAA record (experimental category (air racing)).
  • 1965-05-18
    N121R previously assigned to a Homebuilt DGH-1 (s/n 1); cancelled.
  • 1943
    Manufactured (1943).
Overview

About N121R

N121R is a 1943 Boeing PT-13D, serial number 75-5510. The FAA register lists Herzog Contracting Corp as the registrant in St Joseph, Missouri. The current certificate of registration was issued on May 9, 1991 and expires on May 31, 2027.

The FAA aircraft reference file describes the type as a single-engine piston, one Pratt & Whitney R1340 series engine and 2 seats. Published figures for the type give a cruise speed of about 90 knots and a range of about 450 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is experimental category (air racing), dated April 18, 1979.

No NTSB accident or incident reports and no FAA preliminary notices are on file for this airframe as N121R. 2 earlier records involve a different aircraft that carried the same N-number.

Cruise
90 kt
Range
450 nm
Fuel burn
8 gph

Published figures for the Boeing PT-13D type. They describe the model, not this airframe's equipment or condition.

Safety record

Accident & incident history

1977-05-12 Accident · Cuba,Nm, 31 Damage: Substantial NTSB · 3 0895
Reported aircraft: Stearman E75 — a different aircraft that carried the N121R registration before this airframe.
Probable cause: TO AVOID COLLISION WITH AUTO THAT STOPPED.
1975-09-12 Accident · Reno,Nv, 28 Damage: Minor NTSB · 3 2797
Reported aircraft: Stearman PT-17 — a different aircraft that carried the N121R registration before this airframe.

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

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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.