Twin piston

N778

1943 Grumman G-21A

Registered No accidents on file
Built
1943
Serial
B-56
Class
Twin piston
Engines
2 × Pratt & Whitney R-985 series
Status
Current as of October 2026
Registered owner
L-13 LLC (LLC)
Based
Blaine, MN
Registration record

N778 on the FAA register

Type
1943 Grumman G-21A
Serial
B-56
Engines
2 × Pratt & Whitney R-985 series
Registered owner
L-13 LLC
Blaine, MN
Certificate issued
2021-09-09
Airworthiness date
1955-12-15
Registration expires
2028-09-30
Airworthiness class
Multiple
Mode S (hex)
AA86BE
Mode S (octal)
52503276
Seats (type)
8
Weight class
up to 12,499 lb
Range (type)
695 nm
Cruise (type)
166 kt
Status
Current as of October 2026
Registry history

Timeline

  • 2028-09-30
    Registration expires (renewal due).
  • 2021-09-09
    Certificate of registration issued as N778 to the current registrant.
  • 1955-12-15
    Airworthiness date on the current FAA record (multiple category).
  • 1943
    Manufactured (1943).
  • 1929-06-14
    N778 previously assigned to a Homebuilt JN4D (s/n 2808); cancelled.
Overview

About N778

N778 is a 1943 Grumman G-21A, serial number B-56. The FAA register lists L-13 LLC as the registrant in Blaine, Minnesota. The current certificate of registration was issued on September 9, 2021 and expires on September 30, 2028.

The FAA aircraft reference file describes the type as a twin piston, two Pratt & Whitney R-985 series engines and 8 seats. Published figures for the type give a cruise speed of about 166 knots and a range of about 695 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is multiple category, dated December 15, 1955.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N778.

Cruise
166 kt
Range
695 nm
Fuel burn
16 gph

Published figures for the Grumman G-21A type. They describe the model, not this airframe's equipment or condition.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N778.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.