Experimental & amateur-built aircraft
42,741 airframes · owner classified from FAA registration data (best-effort)
N504JF
RANS INC · RANS S7S
2014
N504JT
KARREN THOMAS J · RV-4
1992
N504KL
Avions Peirre Robin · HR 100-250 TR
1973
N504KQ
Quest Aircraft Company LLC · KODIAK 100
2009
N504LB
Van's Aircraft · RV10
2007
N504LD
DICKSON LYLE C · HUMMELBIRD
2003
N504LR
BREDA NARDI HUGHES · NH 500MD
1986
N504M
NAYLOR WILLIAM · AIRBIKE
2005
N504MM
Van's Aircraft · RV-9A
2010
N504PM
ADAM W SHEFFIELD · S18-180 AGGRESSOR
2023
N504QM
Quad City Ultralight Aircraft Corp · CHALLENGER II
2025
N504RD
AutoGyro · AUTOGYRO MTO SPORT
2014
N504RV
Van's Aircraft · RV-4
2004
N504SC
Van's Aircraft · RV-14A
2021
N504SM
Amateur-Built (Experimental) · EPIC LT
2012
N504TM
Van's Aircraft · RV-6
1999
N504WB
PIERCE JAMES D · RUTAN LONG-EZ
N504WM
MARTIN WILLIAM S · ALLIED T J
2014
N504WR
Yakovlev · YAK-50
1981
N504Z
MOSLEY WM · RV6A
2001
N5050K
KELSEY · K-16
1961
N5050U
CHALLENGER CORP · CHALLENGER II
2004
N50511
Amateur-Built (Experimental) · A-20 VISTA-VARLET
2003
N5051C
DAVID F MCINNIS · MONERAI S
N50520
PEGASUS AVIATION · QUANTUM 15-912
2006
N5052C
POWRACHUTE INC · PC 2000
2001
N5052J
POWRACHUTE INC · PEGASUS
2006
N5052U
PHOENIX · EXTREME
2002
N5053F
JUST AIRCRAFT · ESCAPADE
2006
N5054
BURKHARD GROB WERKE GMBH&CO KG · ASTIR CS
1975
N50548
BJORNSTAD NORMAN L · FRIGATE
N5054F
RANS INC · RANS S6S
2002
N50552
RANS INC · RANS S 7 COURIER
2005
N5055L
DEVINE LEONARD L · SIXCHUTER LEGEND
2005
N5056J
Skystar Aircraft · SKYSTAR CLASSIC IV
N5056R
PETERSON RICHARD E · ZODIAC CH601HD
N5056U
Van's Aircraft · RV-6A
2003
N5056W
WILKE MARK · CHALLENGER II STANDA
1996
N5058
Cub Crafters · CC11-100
2008
N5058Z
Amateur-Built (Experimental) · AVENTURA II
2009
N505AM
The Airplane Factory · SLING TSI
2025
N505AT
Van's Aircraft · RV7
2006
N505CC
PZL-SWIDNIK · PW-5
1996
N505DD
DONELY DEAN A · HOPPER 35
2014
N505DJ
SOLO WINGS · Windlass Aquilla
2005
N505DM
FOUGA · CM 170R MAGISTER
1962
N505DP
Amateur-Built (Experimental) · ADVENTURER 333
2004
N505EA
ECLIPSE AVIATION CORP · 500
2005
N505ED
Van's Aircraft · RV-10
2020
N505EG
Amateur-Built (Experimental) · SHAMROCK SUPER 200
2020
N505EJ
CGS · HAWK ARROW II
2007
N505EP
Van's Aircraft · VANS RV6A
2008
N505GL
Amateur-Built (Experimental) · SPARROWHAWK
2005
N505HY
PADELT ALBERT F · PHY-37
N505JD
Rotorway International · ROTORWAY A600 TALON
N505JL
DG FLUGZEUGBAU · DG-500MB
1999
N505JT
Lancair International · Lancair ES
2007
N505K
KUHARSKE JEFFREY H · DRIFTER XP
2015
N505KA
SCHEMPP-HIRTH · DISCUS A
N505KC
COLLETT KENNETH LEE · KOLB MARK III