Twin piston

N440

1937 Sikorsky S-43H

Registered No accidents on file
Built
1937
Serial
4327
Class
Twin piston
Engines
2 × Wright R-1820 series
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Polk City, FL
Registration record

N440 on the FAA register

Type
1937 Sikorsky S-43H
Serial
4327
Engines
2 × Wright R-1820 series
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Polk City, FL
Certificate issued
2012-12-28
Airworthiness date
1993-04-12
Registration expires
2028-12-31
Airworthiness class
Standard
Mode S (hex)
A54A9C
Mode S (octal)
51245234
Seats (type)
12
Weight class
20,000 lb and over
Status
Current as of October 2026
Registry history

Timeline

  • 2028-12-31
    Registration expires (renewal due).
  • 2012-12-28
    Certificate of registration issued as N440 to the current registrant.
  • 1993-04-12
    Airworthiness date on the current FAA record (standard category).
  • 1937
    Manufactured (1937).
  • 1929-03-08
    N440 previously assigned to a Mill Basin 1W (s/n 5); cancelled.
Overview

About N440

N440 is a 1937 Sikorsky S-43H, serial number 4327. It is registered to an individual in Polk City, Florida. The current certificate of registration was issued on December 28, 2012 and expires on December 31, 2028.

The FAA aircraft reference file describes the type as a twin piston, two Wright R-1820 series engines and 12 seats. Its airworthiness certificate is standard category, dated April 12, 1993.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N440.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N440.

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

Same state

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  • N747HS1943 Douglas A-20G
  • N4000B1940 Douglas B-23
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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.