3 photos from Wikimedia Commons · credits & licences
- 1. Hamilton H-47 N879H Oshkosh 27.07.10R edited-3: RuthAS· CC BY 3.0
- 2. Hamilton H-47 C.Z.101 Isthmian Airways c1929: SDASM Archives· No restrictions
- 3. Hamilton H-47 Metalplane Aero Digest October 1928: Aero Digest Magazine· Attribution
what is it?
The Hamilton H-45 and H-47 were six-passenger-seat, all-metal, high-wing monoplanes powered by single Pratt & Whitney radial engines. They were built for passenger and mail-carrying work in the US in the late 1920s.
How to recognise it: 1 piston engine with propeller · 16.6 m wingspan
base stats
Bars compare against all aircraft: 3,500 km/h, 20,000 km, 850 seats; size and number built on a log scale up to 640 t (An-225) and 45,000 built (Cessna 172).
fun facts
- First flew 98 years ago, in 1928.
- Top speed is 1.8× a car on the Dutch motorway (130 km/h).
- Wingspan of 16.6 m: about 4 cars parked nose to tail.
piston: A car-like piston engine turning a propeller: simple and cheap, the classic small plane.
spec sheet
- first flight
- 1928
- number built
- 46
- role
- civil passenger and mail carrier
- origin
- 🇺🇸 United States
- makers
- Hamilton
- engines
- 1× Pratt and Whitney R-1690 Hornet
- passengers
- 8
- length
- 10.4 m
- wingspan
- 16.6 m
- height
- 2.8 m
- max take-off weight
- 2,608 kg
- top speed
- 233 km/h
- cruise speed
- 201 km/h
- range
- —
- ceiling
- 4,572 m
Specs are for the version in the Wikipedia article's specification section. Blank means the sources don't say.
Sources: Wikidata Q3126457, Wikipedia: Hamilton H-47 (CC BY-SA 4.0).Updated 2026-10-24.