Registry / Grumman / G-21A / N21A

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N21A V

Grumman G-21A · 1946 · Wilmington, DE

This aircraft — FAA registration facts

N21A is a 1946 Grumman G-21A (serial B129), registered to D B Aero Inc (corporation) in Wilmington, DE. Its FAA registration is recorded as v and expires April 2027; the airworthiness certificate dates from July 1998 (28 years ago). It carries 2 Ama/Expr UNKNOWN ENG engines, the engine on 3% of registered Grumman G-21As. Its Mode-S transponder broadcasts the ICAO 24-bit address A1B729. It is one of 34 Grumman G-21A aircraft on the FAA registry. D B Aero Inc holds 2 aircraft on the registry.

Registered owner
D B Aero Inc
Owner type
Corporation
Based in
Wilmington, DE
Serial number
B129
Year built
1946 · 80 yrs old
Airworthiness class
Standard – Normal
FAA status
V
Mode-S / ICAO24
A1B729 · 50333451 octal
Certificate issued
Apr 13, 2011
Airworthiness date
Jul 2, 1998
Last FAA activity
Jan 22, 2023
Registration expires
Apr 30, 2027
FAA region
1

Source: FAA aircraft registry (public record). Community reviews and photos below.

Engine on this aircraft

Engine
Ama/Expr UNKNOWN ENG
Engine type
Reciprocating (Piston)
FAA engine code
99999

1 of the 31 registered Grumman G-21A carry this engine (3%), across 4 engine variants on the type.

Source: FAA engine reference (ENGINE.txt), matched on this registration's engine code.

Community facts about N21A

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Flight history & live tracking

ICAO24: a1b729
No flight data on file yet for N21A.
Queries adsb.lol — works only if N21A is broadcasting ADS-B right now. Daily sweep at 04:43 MST · external trackers above for guaranteed live data.
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Aircraft Type — ACFTREF 3951204

Grumman G-21A
Engines: 2
Type: piston
Seats: 8
Cruise: 130 KTAS
Category: Experimental

Engine — CODE 99999

Manufacturer: Ama/Expr
Model: UNKNOWN ENG
Type:

FAA Registration Record

N-Number: N21A
Serial Number: B129
Year Manufactured: 1946
ACFTREF Code: 3951204
Engine Code: 99999
Status: V (V)
Certification: Standard – Normal
Type Aircraft: Fixed Wing Multi Engine (5)
Type Engine: Reciprocating (Piston) (1)
Source: master

Documents & resources

Commonly available reference sources for the Grumman G-21A. Always confirm against the manufacturer's current, authoritative publication for your specific aircraft.

View the Grumman G-21A model overview, reviews & photos →

These are commonly available reference sources. FerryFlight Hub does not provide sample or generated documents on this page.

FerryFlight Hub is independent and not affiliated with, endorsed by, or sponsored by any aircraft manufacturer, the FAA, or any document publisher. References are NOT for operational, navigational, or flight-planning use — always rely on the current, FAA-approved documentation for the specific aircraft. We link to official or publicly available sources and do not host or redistribute copyrighted material. Provided "as is," without warranty of any kind as to accuracy, completeness, or currency.

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Transponder / ADS-B

Mode S (octal): 50333451
ICAO 24-bit (hex): A1B729

Registrant

D B Aero Inc
Corporation
View all 2 aircraft registered to this owner →
3511 Silverside Rd Ste 105
Wilmington, DE, 198104902
FAA Region: 1

Key Dates

Certificate Issued Apr 13, 2011
Airworthiness Jul 2, 1998
Expiration Apr 30, 2027
Last Activity Jan 22, 2023
Data as of Sep 7, 2026

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