Models / Grumman Acft Eng Cor-Schweizer / G-164A / N6620Q Aircraft record N6620Q 1976 Grumman Acft Eng Cor-Schweizer G-164A Registration valid Unclaimed Source: FAA, updated Oct 20, 2026Safety record in brief: 2 NTSB accidents (substantial damage at worst, latest Jul 2006) · 1 AD may apply · 1 service difficulty report
Registration Valid expires Apr 30, 2029 NTSB events 2 substantial, 2006 ADs may apply 1 confirm with A&P Service reports 1 since 1995
Registration FAA Aircraft Registry · Oct 20, 2026
Registered owner Downtown Airport INC
Owner type Corporation
City, state Vineland, NJ
Certificate issued Jan 7, 1992
Expires Apr 30, 2029
Airworthiness Restricted · Agriculture and Pest Control We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.
Airframe & engine FAA Registry + type data Airframe
Manufacturer Grumman Acft Eng Cor-Schweizer
Model G-164A
Year 1976
Serial number 1693
Aircraft type Fixed wing single engine
Category Land
Certification Type Certificated
Seats 1
Engines 1
Max takeoff weight Up to 12,499 lb
Mode S code A8BE0E Engine
Make and model P&W R1340 Series
Type Reciprocating
Power 600 hp Total time and engine hours aren't public. They appear here once the owner adds logbooks.
Ownership history Ownership history from FAA records 1992 – now Downtown Airport INC Vineland, NJ · current Individual owners are shown by city and state only.
Safety record NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 2026 · SDRs · Oct 16, 2026 NTSB events (2)
Accident · substantial damage Jul 23, 2006 · Vineland, NJ A loss of engine power due to foreign object damage for undetermined reasons. Contributing to the accident was the furrowed field.
Damage Substantial
Injuries Minor
Report NYC06LA180 From NTSB records; matched by N-number. Read NTSB report (search CAROL for NYC06LA180)
Accident · substantial damage May 14, 1996 · Vineland, NJ failure of the number 8 cylinder, which resulted in loss of engine power, a forced landing in soft terrain, and subsequent nose over of the airplane.
Damage Substantial
Injuries None
Report NYC96LA105 From NTSB records; matched by N-number. Read NTSB report (search CAROL for NYC96LA105)
Accident history for this model ADs published since 1998 that may apply (1) These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.
AD Subject Effective Applies to 99-11-02 Pratt & Whitney R-1340 Series Reciprocating Engines Jul 19, 1999 Engine (R1340 SERIES)
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (1) Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.
Reciprocating engine · cylinder · cracked May 14, 1996
PILOT EXPERIENCED POPPING, MISFIRING, AND POWER LOSS DURING TAKEOFF. AN UNSUCCESSFUL OFF AIRPORT LANDING MADE. AIRCRAFT FLIPPED OVER AND WAS SUBSTANTIALLY DAMAGED. INSPECTION REVEALED NR 8 CYLINDER CRACKED BETWEEN SPARK PLUG BOSSES AND DOWN TO BARREL ON BACK SIDE OF CYLINDER. AIRCRAFT HAD BEEN…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Sources FAA Aircraft Registry Registration, owner city and state, airframe, engine updated Oct 20, 2026 NTSB accident and incident database Accidents and incidents since 1982 updated Oct 15, 2026 FAA Airworthiness Directives (Federal Register) ADs published since 1998 updated Oct 20, 2026 FAA Service Difficulty Reports Reports since 1995 updated Oct 16, 2026 Request owner name removal Report an error in this record