mccormick deering os 4

McCormick-Deering OS-4 tractor photo
1944 - 1953
1944 - 1953
1944 - 1953
1944 - 1953
Production
Manufacturer
McCormick-Deering
Built in Rock Island, Illinois, USA
Variants
W-4
standard
O-4
orchard
OS-4
orchard, without full sheet metal
McCormick-Deering OS-4 Engine
International Harvester 2.5L 4-cyl gasoline
Fuel tank
17.5 gal 66.2 L
Aux. fuel
0.75 gal 2.8 L
Engine details ...
McCormick-Deering OS-4 Transmission
5-speed gear
Transmission details ...
McCormick-Deering OS-4 Power
Drawbar (claimed)
25 hp 18.6 kW
Belt (claimed)
27.5 hp 20.5 kW
Mechanical
Two-wheel drive
Manual steering
Open operator station.
Photos
McCormick-Deering OS-4
McCormick-Deering OS-4 photos...
Power Take-off (PTO)
Rear PTO Type
540
Dimensions & Tires
Wheelbase
66.75 inches 169 cm
Weight
4120 lbs 1868 kg
Front tire
5.50-16
Rear tire
12-26
Full dimensions and tires ...
Belt Pulley
Diameter
9.75 inches 24 cm
Width
7.5 inches 19 cm
RPM
1019
Speed
2601 ft/min 792.78 meters/min
References
OS-4 references literature
General Line Catalog published in 1949, by International Harvester

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