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McCormick-Deering O-4

The McCormick-Deering O-4 is a tractor produced by Mccormick Deering. It is equipped with a 152.1 ci 2.5 L engine. Transmission: 5 forward and 1 reverse. Operating weight: 4320 lbs 1959 kg.

Fuel & Capacities
17.5 gal 66.2 L
Transmission
5 forward and 1 reverse
Operating Weight
4320 lbs 1959 kg

Overview

McCormick-Deering O-4 tractor photo
1940 - 1953 Orchard/Vineyard tractor
Production
Manufacturer
McCormick-Deering
Orchard/Vineyard tractor
Built in Rock Island, Illinois, USA
Total built
2,721
Variants
W-4
standard
O-4
orchard
OS-4
orchard, without full sheet metal
McCormick-Deering O-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 O-4 Transmission
5-speed gear
Transmission details ...
McCormick-Deering O-4 Power
Belt (claimed)
24 hp (kerosene) 17.9 kW
27.5 hp (gasoline) 20.5 kW
Mechanical
Two-wheel drive
Manual steering
Open operator station
Power Take-off (PTO)
Rear PTO Type
540
Dimensions & Tires
Wheelbase
66.75 inches 169 cm
Weight
4320 lbs 1959 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
O-4 references literature
General Line Catalog published in 1949, by International Harvester

Engine

Engine Detail — 152.1 ci / 2.5 L Gasoline

Manufacturer
International Harvester
Fuel Type
Gasoline
Configuration
4-cylinder, liquid-cooled
Displacement
152.1 ci 2.5 L
Bore/Stroke
3.375x4.45 inches 86 x 113 mm
Compression
5.9:1 (high-compression gasoline)
4.75:1 (gasoline-distillate)
4.5:1 (kerosene)
Rated RPM
1650
Firing order
1-3-4-2
Oil capacity
6 qts 5.7 L

Transmission

Transmission — 5 forward and 1 reverse gear

Type
gear
Gears
5 forward and 1 reverse
O-4 gear speeds

Dimensions

McCormick-Deering O-4 Tires
Ag front
5.50-16
Ag rear
12-26
Dimensions
Wheelbase
66.75 inches 169 cm
Length
120.9 inches 307 cm
Width
60.25 inches 153 cm
Height
60.25 inches 153 cm
Shipping weight
4320 lbs 1959 kg

Photos

McCormick-Deering O-4 grove tractor, front-right view.

McCormick-Deering O-4 grove tractor, front-right view.

McCormick-Deering O-4 orchard tractor, rear-right view.

McCormick-Deering O-4 orchard tractor, rear-right view.

McCormick-Deering O-4 orchard tractor, left side.

McCormick-Deering O-4 orchard tractor, left side.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Mccormick Deering McCormick-Deering O-4.

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours

Mccormick Deering McCormick-Deering O-4 Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for Mccormick Deering McCormick-Deering O-4.

Converted Equivalents:

Horsepower (HP)0 hp
Kilowatts (kW)0 kW
Metric Horsepower (PS / CV)0 PS

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