Experimental & amateur-built aircraft
42,741 airframes · owner classified from FAA registration data (best-effort)
N51716
POWRACHUTE INC · AIRWOLF
2003
N5171F
RASSLER HERMAN D · A
1994
N51722
Kolb Aircraft Inc. · FIRESTAR II
N51726
BILL ROBERT · HERCULES TRIKE
2003
N5172V
BREEZE DAVID LEROY · BABY ACE D
1993
N51734
MIKOYAN GUREVICH · MIG-23UB
1976
N5173J
Destiny Aircraft · VISION
2003
N5174
Quad City Ultralight Aircraft Corp · CHALLENGER II
2014
N51741
Bell Textron · OH-58A
1970
N51747
Bell Textron · OH-58A
1971
N5174N
COX ROBERT JAMES II · CGS HAWK II
1992
N51766
AEROS · AERO 2 TRIKE
2002
N5176D
NORTHWING · APACHE TRIKE
2007
N51776
BEYER WALTER A · GN1 AIR CAMPER
1992
N5178G
Cessna Aircraft Company · 305A
N5178X
AEROS · AEROS II TRIKE
2003
N5179
Amateur-Built (Experimental) · HUMMINGBIRD
2007
N517AT
AUSTIN ANDREW J · RV-10
2017
N517AW
AW1 ENTERPRISES LLC · CCX-2000
2024
N517BK
SCHEMPP HIRTH · NIMBUS II
N517DM
Titan Aircraft · TITAN T-51
2018
N517EM
Quad City Ultralight Aircraft Corp · CHALLENGER II
2007
N517F
Sonex Aircraft · SONEX
2009
N517G
ROSS GLASS · M-1
2003
N517GS
LAESSLE FRANK W · VANS RV-4
1996
N517H
Van's Aircraft · RV-10
2021
N517HW
Amateur-Built (Experimental) · PA-18 REPLICA
2023
N517J
JUNGST EDWIN T · VANS ACFT INC RV-6
1997
N517JP
JONES JERRY K · VANS RV-9A
2007
N517JS
EXTRA FLUGZEUGPRODUKTIONS-UND · EA 300/LT
2017
N517KW
Van's Aircraft · RV-7
2012
N517L
PANZL · PITTS SPECIAL S-1
1969
N517LE
Amateur-Built (Experimental) · EAGLE II
2011
N517LW
Van's Aircraft · VANS AIRCRAFT RV-10
2014
N517MC
Airbus Helicopters · AS 350 B3
2020
N517PB
Alexander Schleicher · ASH31Mi
2018
N517RL
LEE ROBERT JAMES · VANS ACFT RV6A
1996
N517RS
REYNOLDS BRUCE T · REYNOLDS RV6-A
1998
N517RT
NORTHWING · MUSTANG 2
N517RV
Van's Aircraft · RV-7A
2004
N517RW
WILHITE RANDY · SEA REY
N517SF
Bell Textron · AH-1 COBRA
1980
N517SH
SCHUMACHER JOE · VANS RV-7
2003
N517TC
CURTIS THOMAS L · QUICKIE
1985
N517TM
AIR FLY BALONISMO E INFLAVEIS · AF-SS-29
2017
N517TP
Velocity Aircraft · VELOCITY XLRG
2019
N517VA
POWRACHUTE INC · AIRWOLF 912ULS
2014
N517VB
Van's Aircraft · RV7A
2008
N517WD
RANS INC · S-21 OUTBOUND
2021
N517WM
The Airplane Factory · SLING TSI
2023
N517YR
MICHAEL LEE ROBBINS · R-8
2015
N51801
Rolladen-schneider · LS-3
N5180B
EVERETT ELMO · ZODIAC CH.601XL
N5180N
RANS INC · RANS S-9
N51810
MADISON RICHARD · COZY
N5181L
SIMANDL PAUL L · FISHER CLASSIC
N51822
NORTH WING · APACHE-MUSTANG II
2005
N51826
VAN DYKE JAMES C · SA-750
1980
N5182U
MEDEMA/BALLOON WORKS · FIREFLY 7
1987
N5182W
Air Creation · BUGGY 503 SL
1999