Convair 580

Convair. A turboprop airliner.

Seats
Standard 50
Range
1,700 km
Cruise
450 km/h
Payload
5,000 kg
Take off run
1,200 m
Fuel burn
700 kg per block hour
Reference price
$2,500,000 in 1985 dollars
Enters service
1948-02-29
Production ends
1962-01-01
Confidence
estimated (to be verified)

Source: Specifications from the type article on en.wikipedia.org as read in era5-aircraft.md; price is an estimate; fuel burn, crew and maintenance cost per hour follow the ATA operating statistics where the type has a row, else analogy.