Weight-shift trike

N3739K

1998 Homebuilt Mainair Blade 912

Registered No accidents on file
Built
1998
Serial
117609987W979
Class
Weight-shift trike
Engines
Rotax 912
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Bethlehem, PA
Registration record

N3739K on the FAA register

Type
1998 Homebuilt Mainair Blade 912
Serial
117609987W979
Engines
Rotax 912
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Bethlehem, PA
Certificate issued
2018-11-28
Airworthiness date
2007-08-26
Registration expires
2028-11-30
Airworthiness class
Experimental · light-sport
Mode S (hex)
A4428D
Mode S (octal)
51041215
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2028-11-30
    Registration expires (renewal due).
  • 2018-11-28
    Certificate of registration issued as N3739K to the current registrant.
  • 2007-08-26
    Airworthiness date on the current FAA record (experimental category (light-sport)).
  • 1998
    Manufactured (1998).
  • 1978-10-31
    N3739K previously assigned to a Piper Cherokee 140 / PA-28 Cherokee / Cherokee 160 (s/n 28-23716); cancelled.
  • 1949-06-16
    N3739K previously assigned to a Globe SWIFT (s/n 1432); cancelled.
Overview

About N3739K

N3739K is a 1998 Homebuilt Mainair Blade 912, serial number 117609987W979. It is registered to an individual in Bethlehem, Pennsylvania. The current certificate of registration was issued on November 28, 2018 and expires on November 30, 2028.

The FAA aircraft reference file describes the type as a weight-shift trike, one Rotax 912 engine and 2 seats. Its airworthiness certificate is experimental category (light-sport), dated August 26, 2007.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N3739K.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N3739K.

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.