The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N6121S

N6121S is not currently registered. It was last assigned to an Air & Space America Inc 18A built in 1965. The FAA cancelled the registration on April 26, 2013. The last status on file was "registration expired, pending cancellation".

Air & Space America Inc 18A cancelled April 26, 2013

Serial number
1827
Type
Rotorcraft · Piston (reciprocating)
Year built
1965
Last status
Registration expired, pending cancellation
Certificate issued
May 23, 2001
Last FAA action
July 17, 2007
Last owner
Kd Helicopters INC (Corporation)
Blairstown, NJ
Airworthiness
Experimental · Research and development; To show compliance with regulations

NTSB accident and incident record under N6121S

NYC01LA196Accident on July 31, 2001 at Blairstown, NJ: minor injuries, substantial damage.

Aircraft on the NTSB record: Air & Space 18A · serial 1827

An encounter with ground resonance 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