Single-engine piston

N5521N

1943 Boeing/Stearman B75 N1

Registered 2 NTSB/FAA records
Built
1943
Serial
75-7931
Class
Single-engine piston
Engines
Continental W670 series
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
St Louis, MO
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Registration record

N5521N on the FAA register

Type
1943 Boeing/Stearman B75 N1 (FAA: Boeing B75N1)
Serial
75-7931
Engines
Continental W670 series
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
St Louis, MO
Certificate issued
1975-11-05
Airworthiness date
1969-10-03
Registration expires
2028-10-31
Airworthiness class
Standard · normal
Mode S (hex)
A70961
Mode S (octal)
51604541
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2028-10-31
    Registration expires (renewal due).
  • 2009-11-22
    Accident at St. Louis, MO; damage: substantial.
  • 1975-11-05
    Certificate of registration issued as N5521N.
  • 1969-10-03
    Airworthiness date on the current FAA record (standard category (normal)).
  • 1967-07-04
    Accident at Tallassee,Ala, 01; damage: substantial.
  • 1943
    Manufactured (1943).
Overview

About N5521N

N5521N is a 1943 Boeing/Stearman B75 N1 (FAA model B75N1), serial number 75-7931. It is registered to an individual in St Louis, Missouri. The current certificate of registration was issued on November 5, 1975 and expires on October 31, 2028.

The FAA aircraft reference file describes the type as a single-engine piston, one Continental W670 series engine and 2 seats. Its airworthiness certificate is standard category (normal), dated October 3, 1969.

N5521N has 2 accident/incident records on file (most serious damage: substantial); details are below. 1 earlier record involves a different aircraft that carried the same N-number.

Safety record

Accident & incident history

2009-11-22 Accident · St. Louis, MO Damage: Substantial NTSB · CEN10CA060
Reported aircraft: Boeing B75N1
Probable cause: A loss of engine power for undetermined reasons.
1970-06-06 Accident · Columbia,Ill, 13 Damage: Substantial NTSB · 3 2418
Reported aircraft: Stearman B75N1 — a different aircraft that carried the N5521N registration before this airframe.
1967-07-04 Accident · Tallassee,Ala, 01 Damage: Substantial NTSB · 3 2185
Reported aircraft: Boeing A75N1

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

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Browse: Boeing/Stearman aircraft for sale· Aircraft registered in Missouri· 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.