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
Model
G-21A
Serial number
B-52
Aircraft type
Fixed wing multi engine
Category
Amphibian
Certification
Type Certificated
Seats
8
Engines
2
Max takeoff weight
Up to 12,499 lb
Mode S code
A4F9E7
Engine
Make and model
P&W R-985 Series
Type
Reciprocating
Power
450 hp
Total time and engine hours aren't public. They appear here once the owner adds logbooks.
Ownership history
Ownership history from FAA records
2023 – nowValadez Goose LLCHelena, MT · current
Individual owners are shown by city and state only.
Safety record
NTSB · Oct 15, 2026 · FAA ADs · Oct 17, 2026 · SDRs · Oct 16, 2026
NTSB events (1)
Accident · substantial damage
Jun 1, 1986 · Hobart Bay, AK
THE PILOT NEGLECTED TO RAISE THE LANDING GEAR AFTER DEPARTING THE AIRPORT. WHILE LANDING ONTO WATER WITH THE GEAR STILL DOWN, THE AIRCRAFT'S NOSE BROKE OFF AND THE AIRCRAFT NOSED OVER INVERTED AND THEN SANK.
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.
No ADs published since 1998 matched this airframe or engine model.
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (0)
No Service Difficulty Reports found for this airframe since 1995.