Single-engine piston

N4937

1971 Homebuilt Jungmeister BU133D1

Registered No accidents on file
Built
1971
Serial
2003
Class
Single-engine piston
Engines
Siemens SH14
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Graford, TX
Registration record

N4937 on the FAA register

Type
1971 Homebuilt Jungmeister BU133D1
Serial
2003
Engines
Siemens SH14
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Graford, TX
Certificate issued
1996-02-28
Airworthiness date
1979-06-19
Registration expires
2030-01-31
Airworthiness class
Experimental · air racing
Mode S (hex)
A61E8A
Mode S (octal)
51417212
Seats (type)
1
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2030-01-31
    Registration expires (renewal due).
  • 1996-02-28
    Certificate of registration issued as N4937 to the current registrant.
  • 1979-06-19
    Airworthiness date on the current FAA record (experimental category (air racing)).
  • 1971
    Manufactured (1971).
  • 1934-08-01
    N4937 previously assigned to a Ryan Aircraft B1 (s/n 91); cancelled.
Overview

About N4937

N4937 is a 1971 Homebuilt Jungmeister BU133D1, serial number 2003. It is registered to an individual in Graford, Texas. The current certificate of registration was issued on February 28, 1996 and expires on January 31, 2030.

The FAA aircraft reference file describes the type as a single-engine piston, one Siemens SH14 engine and 1 seats. Its airworthiness certificate is experimental category (air racing), dated June 19, 1979.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N4937.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N4937.

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

Same state

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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.