The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N637TT

N637TT is not currently registered. It was last assigned to a Diamond Aircraft HK 36 TTC built in 1998. The FAA cancelled the registration on April 25, 2007 when the aircraft was exported to Australia. The last status on file was "valid registration".

Diamond Aircraft HK 36 TTC cancelled April 25, 2007

Serial number
36.637
Type
Glider · Piston (reciprocating)
Year built
1998
Last status
Valid registration
Exported to
Australia
Certificate issued
April 14, 2005
Last FAA action
April 14, 2005
Last owner
Aircraft Guaranty Trust LLC Trustee (Corporation)
Houston, TX
Airworthiness
Standard · Utility

NTSB accident and incident record under N637TT

LAX06LA185Accident on May 29, 2006 at Payson, AZ: no injuries, substantial damage.

Aircraft on the NTSB record: Diamond Aircraft Industries HK 36 TTC · serial 36.637

partial loss of engine power for undetermined reasons.

A tail number passes between aircraft over the years; match the serial number on the NTSB record against the airframe above. Source: NTSB aviation accident database, records through September 30, 2026.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this number on the FAA site