N4556D is not currently registered. It was last assigned to a Sikorsky UH-34J built in 1958. The FAA cancelled the registration on June 11, 2013. The last status on file was "registration expired, pending cancellation". The number has been on and off the register 3 times.
Sikorsky UH-34J cancelled June 11, 2013
- Serial number
- 145668
- Type
- Rotorcraft · Piston (reciprocating)
- Year built
- 1958
- Last status
- Registration expired, pending cancellation
- Certificate issued
- March 6, 1989
- Last FAA action
- March 24, 1998
- Last owner
- Mcgowan Clifton D (Individual)
Midway, GA - Airworthiness
- Restricted · Agriculture and pest control
Gulfstream American Corp AA-5B cancelled October 24, 1980
- Serial number
- AA5B-1223
- Type
- Fixed-wing, single engine · Piston (reciprocating)
- Year built
- —
- Last status
- Valid registration
- Exported to
- United Kingdom
- Certificate issued
- —
- Last FAA action
- —
- Last owner
- Withheld (Corporation)
- Airworthiness
- None on file
Beech G35 cancelled April 15, 1965
- Serial number
- D-4745
- Type
- Fixed-wing, single engine · Piston (reciprocating)
- Year built
- —
- Last status
- Valid registration
- Certificate issued
- February 10, 1960
- Last FAA action
- —
- Last owner
- Cheyenne Mobile Homes INC (Corporation)
El Reno, OK - Airworthiness
- None on file
NTSB accident and incident record under N4556D
Aircraft on the NTSB record: Sikorsky H-34J · serial 145668
AN UNDETERMINED MALFUNCTION OF THE MAIN ROTOR DRIVE SYSTEM.
Aircraft on the NTSB record: Sikorsky UH34J · serial 145668
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