The register · data as of October 7, 2026

Aircraft made by Grumman that are piston twins

200 on the U.S. register, newest registrations first. This is the list behind a number on another page; the words above say exactly what it counts. Individuals are never named; companies, trusts and government bodies are shown as the FAA publishes them.

Tail no.	Maker and model	Owner and base	Certificate	Registered	Status
N778SR	Grumman TF-1(C-1A)	Champaign Aviation Museum Urbana, Ohio	Experimental	2019-01-15	Valid
N329	Grumman G-21A	Individual owner California	Standard	2018-12-17	Valid
N54VT	Grumman G-44	Withheld at owner's request	Standard	2018-11-03	Valid
N3N	Grumman G-44A	Olson Ventures LLC Golovin, Alaska	Standard	2018-05-17	Valid
N350GW	Grumman G-44A	Dalks Leasing INC Wilmington, Delaware	Standard	2018-03-07	Valid
N1944W	Grumman J4F-2	Individual owner California	None on file	2018-01-30	Valid
N458DF	Grumman S-2G	Usda Forest Service - Fepp Mcclellan, California	None on file	2017-12-19	Valid
N414U	Grumman G-44	Ironworks Air LLC Rogers, Minnesota	Standard	2017-10-16	Valid
N69067	Grumman G-44	Individual owner Alaska	Standard	2017-08-31	Valid
N3HU	Grumman HU 16A	Individual owner Illinois	Restricted	2017-07-26	Valid
N71Q	Grumman G-44A	Individual owner Illinois	Standard	2017-06-07	Valid
N101PE	Grumman G-44	Individual owner Louisiana	Standard	2017-04-27	Valid
N416C	Grumman HU-16C	Hunt Lynn C Windsor, California	Experimental	2017-03-22	Valid
N113FB	Grumman HU 16E	Barron Aviation LLC Perry, Missouri	Standard	2017-02-13	Valid
N94388	Grumman G-44A	Individual owner Washington	Standard	2017-02-03	Valid
N125FB	Grumman HU 16E	Barron Aviation LLC Perry, Missouri	Standard	2017-01-19	Valid
N6178C	Grumman F7F-3	Comanche Maverick Air LLC Houston, Texas	Multiple	2017-01-19	Valid
N122FB	Grumman HU 16E	Barron Aviation LLC Perry, Missouri	Experimental	2017-01-09	Valid
N480AK	Grumman G-44A	Co-owned owner Alaska	Standard	2016-07-06	Valid
N600ZE	Grumman G-21A	Mike Rinker Aircraft LLC Union City, Tennessee	Standard	2016-04-07	Valid
N130FB	Grumman G-73	Individual owner Nevada	Standard	2016-02-12	Valid
N33Q	Grumman G-44	Yanks Air Museum Baldwin Park, California	Standard	2016-01-21	Valid
N7821	Grumman G-21A	Yanks Air Museum Baldwin Park, California	Standard	2016-01-21	Valid
N99431	Grumman G-44	Individual owner North Carolina	Standard	2015-10-06	Valid
N52833	Grumman G-44	Individual owner California	None on file	2015-08-04	Valid
N890	Grumman SCAN TYPE 30	Individual owner California	None on file	2015-08-04	Valid
N4617N	Grumman G-44	Co-owned owner Florida	Standard	2015-07-27	Valid
N291VW	Grumman G-21A	Co-owned owner California	Standard	2015-06-10	Valid
N78X	Grumman SCAN TYPE 30	Withheld at owner's request	Standard	2015-05-11	Valid
N611SS	Grumman G-73	Individual owner Nevada	Standard	2015-03-16	Valid
N18GW	Grumman SCAN TYPE 30	Individual owner California	Standard	2015-03-05	Valid
N13122	Grumman G-44	Alaska Aviation Museum Anchorage, Alaska	Standard	2014-09-02	Valid
N7629C	Grumman F7F-3	Tigercat N7629C LLC Wilmington, Delaware	Experimental	2014-08-28	Valid
N401SJ	Grumman G-21A	Individual owner California	Standard	2014-05-22	Valid
N54GZ	Grumman G-73	Pacific Flying Boats INC Middletown, Delaware	Standard	2014-05-20	Valid
N92L	Grumman G-44	Two Tails LLC Las Vegas, Nevada	Standard	2014-03-27	Valid
N632SS	Grumman G-73	Spitfire Venture LLC San Antonio, Texas	Standard	2014-03-07	Valid
N7811	Grumman G-21A	Evergreen Aviation & Space Museum Mcninnville, Oregon	Multiple	2014-01-07	Valid
N8115M	Grumman S2F-1	Legacy Flight Museum Rexburg, Idaho	Experimental	2013-11-20	Valid
N302	Grumman G-44	Alaska Bush Leasing LLC Anchorage, Alaska	Standard	2013-11-04	Valid
N379AK	Grumman F7F-3N	Tigercat N379Ak LLC Solana Beach, California	Experimental	2013-08-29	Valid
N703	Grumman G-21A	B-81 LLC Anchorage, Alaska	Standard	2013-07-22	Valid
N663G	Grumman G-44A	Greatest Generation Naval Museum Colorado Springs, Colorado	Standard	2013-01-24	Valid
N1888T	Grumman G-73	Good Aviation LLC Oshkosh, Wisconsin	Standard	2012-08-15	Valid
N1340V	Grumman G-44	Claire Aviation Wilmington, Delaware	Standard	2012-08-06	Valid
N7356	Grumman G-73	Individual owner Nevada	Standard	2012-07-30	Valid
N789	Grumman G-21A	Alaska Aviation Museum Anchorage, Alaska	Standard	2012-07-09	Valid
N159F	Grumman G-21	Freshwater Adventures INC Dillingham, Alaska	None on file	2012-05-21	Valid
N121SR	Grumman G-21A	Stick and Rudder Aviation INC Middletown, Delaware	Standard	2012-04-14	Valid
N95467	Grumman G-21A	Co-owned owner Washington	Standard	2012-01-24	Valid
N104CF	Grumman S2F-1	Alaska Tactical Aviation LLC Palmer, Alaska	Experimental	2011-10-20	Valid
N39FG	Grumman G-21A	Diesel Acquisitions LLC Milpitas, California	Standard	2011-04-25	Valid
N21A	Grumman G-21A	D B Aero INC Wilmington, Delaware	Standard	2011-04-13	Valid
N199T	Grumman G-44	Individual owner Alaska	Standard	2010-10-28	Valid
N37AM	Grumman S-2B	Cavanaugh Flight Museum Addison, Texas	Experimental	2010-05-14	Valid
N741	Grumman G-21A	Individual owner New York	Standard	2010-01-07	Valid
N6193N	Grumman TF-1(C-1A)	Tre Aviation CORP Wilmington, Delaware	Experimental	2009-09-16	Valid
N8497J	Grumman HU-16B	E-Commerce Education Foundation Tulsa, Oklahoma	Restricted	2009-04-01	Valid
N4796U	Grumman HU-16	Tre Aviation CORP Wilmington, Delaware	None on file	2008-09-18	Valid
N7927	Grumman HU-16	Adventures Albatross INC Dover, Delaware	Restricted	2008-09-10	Valid
N7775C	Grumman SCAN TYPE 30	Individual owner Maine	Standard	2008-01-09	Valid
N4225F	Grumman S2F-1	Aviation Business CORP Saint Louis, Missouri	Experimental	2007-05-05	Valid
N135MG	Grumman G-44	Old Crow LLC Columbus, Ohio	Standard	2007-02-27	Valid
N7024S	Grumman HU-16B	Co-owned owner California	Restricted	2006-08-30	Valid
N3TD	Grumman SCAN TYPE 30	Individual owner Arizona	Standard	2006-06-23	Valid
N29853	Grumman HU 16E	Flight Management Resources LLC Wilmington, Delaware	Restricted	2006-02-06	Valid
N141R	Grumman G-44	Co-owned owner Alaska	Standard	2005-10-31	Valid
N327	Grumman G-21A	Individual owner New York	Standard	2005-05-02	Valid
N9KL	Grumman G-21A	Ozark Management INC Jefferson City, Missouri	Standard	2005-04-22	Valid
N7491	Grumman G-44	Co-owned owner Michigan	Standard	2004-03-30	Valid
N20861	Grumman HU-16D	Upper Limit LLC Big Lake, Alaska	Restricted	2004-01-13	Valid
N540GW	Grumman SCAN TYPE 30	Individual owner Michigan	Standard	2002-12-03	Valid
N78Z	Grumman G-44	Individual owner Florida	Standard	2002-11-18	Valid
N1AS	Grumman G-44	Beacon West LLC Hayden Lake, Idaho	Standard	2002-02-12	Valid
N671DF	Grumman G-44	Individual owner Florida	None on file	2001-11-27	Valid
N402EG	Grumman G-44A	Lost In Time LLC Rochester, New York	Standard	2001-01-18	Valid
N8114T	Grumman S2F-1	Valiant Air Command INC Titusville, Florida	Experimental	2000-06-21	Valid
N12YZ	Grumman G-73	Tanglefoot Wing & Wheel CO Coolin, Idaho	Standard	2000-05-23	Valid
N613MA	Grumman S2F-1	Marsh Aviation CO Mesa, Arizona	Restricted	1999-05-04	Valid
N744G	Grumman G-44	Individual owner Illinois	Standard	1998-02-18	Valid
N67867	Grumman G-44	Jmq INC Gulf Breeze, Florida	Standard	1997-11-14	Valid
N168WS	Grumman G-73	Pantechnicon Aviation LTD Minden, Nevada	Standard	1997-04-26	Valid
N4122A	Grumman SCAN TYPE 30	Individual owner New York	Standard	1996-11-06	Valid
N6987U	Grumman G-44A	Individual owner Connecticut	None on file	1996-06-15	Valid
N9GW	Grumman G-44A	Individual owner Connecticut	Standard	1996-06-15	Valid
N6647K	Grumman G-44A	Individual owner Texas	Standard	1995-03-10	Valid
N111W	Grumman G-44A	Individual owner Nevada	Standard	1993-06-23	Valid
N2950	Grumman G-73	Individual owner Nevada	Standard	1993-06-17	Valid
N88821	Grumman G-21A	Tongass Historical Society INC Ketchikan, Alaska	Standard	1993-03-08	Valid
N25DF	Grumman G-44	Individual owner New Hampshire	Standard	1992-08-28	Valid
N188AC	Grumman G-73	Tanglefoot Wing and Wheel CO Coolin, Idaho	Standard	1991-11-21	Valid
N6DF	Grumman G-21A	Individual owner Idaho	Standard	1991-07-25	Valid
N98BS	Grumman G-73	Lac Management New York, New York	Standard	1990-10-26	Valid
N486GT	Grumman S2F-1	Combat Air Museum Topeka, Kansas	Experimental	1989-11-15	Valid
N44VW	Grumman G-44A	Individual owner Michigan	Standard	1987-05-19	Valid
N7626C	Grumman F7F-3	Worlds Greatest Aircraft Collection INC Polk City, Florida	Restricted	1987-05-05	Valid
N67646	Grumman G-44	Individual owner Washington	Standard	1987-02-27	Valid
N10GN	Grumman HU-16B	Individual owner California	Restricted		Pending
N403E	Grumman G-44	Individual owner New York	Standard		Pending
N68157	Grumman G-21A	Individual owner Texas	Standard		Pending