Experimental & amateur-built aircraft
42,741 airframes · owner classified from FAA registration data (best-effort)
N41MR
RUBIN MARVIN V · KITFOX
1990
N41MX
OVERHOLTZER MAX · ZODIAC 601XL
2008
N41PF
JORDAN R A/JORDAN J A · KITFOX II
1991
N41PK
Aero Vodochody · L-29 DELFIN
1966
N41PP
PRESCOTT AERONAUTICAL · PUSHER
1985
N41RB
Quad City Ultralight Aircraft Corp · CHALLENGER II
2002
N41RD
BOSTON ROBERT B · STEEN SKYBOLT
1981
N41RE
Schempp-Hirth · DISCUS-2B
1998
N41RS
SCHAEFER RICHARD M. · THORP T-18
1978
N41RV
CONDON PHILIP · VANS RV-4
N41RW
JUST AIRCRAFT · JA30 SUPERSTOL
2019
N41TA
BUSEY ROBERT T DDS · DRIFTER 582 SB
N41TD
DUNHAM TERRY DUANE · MXL II H P
1995
N41TK
KRETSCHMAN THOMAS J · PIETENPOL AIR CAMPER
2004
N41TR
ASHPAUGH HAROLD L · RV-6
1993
N41TS
Amateur-Built (Experimental) · SX300
2001
N41VB
Van's Aircraft · RV-6
2008
N41VR
Lancair International · Lancair Legacy
2006
N41W
WIELT-SMITH · MINIPLANE
1969
N41WG
Cub Crafters · CC11-160
2012
N41WH
HARRIS D W II · CAPELLA FW2C80TRXLS
N41XA
XTREMEAIR GMBH · XA41
2013
N41XG
NILES FREDERICK A · DOMINATOR
2009
N41XX
Rolladen-schneider · LS-4
1980
N41XY
Amateur-Built (Experimental) · ZENAIR CH 701 SP
N41YB
YOUNGBLOOD CHARLES D · PIETENPOL AIR CAMPER
2016
N41ZP
Zenith Aircraft Company · STOL CH 750
2011
N41ZZ
Alexander Schleicher · ASW 24
1994
N4201F
INGRAHAM STEVE · CHALLENGER II
2003
N4201S
MCCOWAN STEVE A · SHTTD
2005
N4202D
LEIN PAUL KELLY · POBER PIXIE
1991
N4202F
RANS INC · RANS S-6ES
2004
N4204C
Rolladen-schneider · LS-4
1981
N4204Q
Zlin Aviation S R O · SAVAGE OUTBACK SHOCK
2017
N4206G
CAMPBELL R W · CH701
1993
N4206Z
Bell Textron · OH-58A
2009
N4207D
GARCIA BENIGNO · BABY ACE D
1983
N4207W
Aero Vodochody · L39C
1988
N4209A
Progressive Aerodyne · SEA REY
2005
N4209F
DOTSON WILLIAM P · SNGL SEAT HAWK ARROW
2004
N4209W
Zenith Aircraft Company · STOL CH 701
2006
N420AB
CGS AVIATION · HAWK ARROW II
N420BB
BRISTOL BALLOONS · BBC-42K
2023
N420BJ
JOHANNES ROBERT D · JOHANNES-ACRO SPT II
1996
N420BK
KROPELIN BARRY R · RBIPE
2011
N420CW
Quad City Ultralight Aircraft Corp · CHALLENGER II
N420D
Alexander Schleicher · ASW-20C
1985
N420DC
DON E CHRISTIANSEN · RANS S-21
2020
N420DM
Quad City Ultralights · CHALLENGER II
2006
N420EX
Honda Aircraft Co LLC · HA-420
2015
N420F
Van's Aircraft · RV4 VANS
2001
N420FM
FOUGA · CM 170 MAGISTER
1963
N420GB
Amateur-Built (Experimental) · LANCAIR 320
2013
N420GM
NORTHWING · APACHE SPORT
2005
N420GN
Van's Aircraft · VANS RV-4
1999
N420KP
Quicksilver · GT-400
1987
N420KS
Progressive Aerodyne · SEAREY LSX
2015
N420LK
Van's Aircraft · VANS RV-10
2024
N420LP
PRICHARD LYNN · RV4
2000
N420LV
BEILFUSS JEFFREY R · KR-2