Introduction
Caterpillar D5 SA Agricultural Crawler Tractor
The Caterpillar D5 SA is a specialized crawler tractor engineered for demanding agricultural applications. Produced by Caterpillar between 1967 and 1976, this model belongs to a series of tracked machines known for their structural durability and performance in heavy-duty soil engagement tasks.
Engine and Performance
The tractor is powered by a Caterpillar D333 engine, a liquid-cooled, 6-cylinder turbocharged diesel unit. With a displacement of 525 cubic inches (8.6 liters), it is rated at 1900 RPM. This engine configuration provides a claimed drawbar power of 90 hp (67.1 kW), enabling the machine to handle heavy pulling requirements in field conditions.
Transmission and Drive
The D5 SA utilizes a gear-type transmission providing 5 forward speeds and 3 reverse speeds. As a crawler tractor, it relies on a steel track drive system, specifically utilizing 18-inch tracks to distribute its 20,400 lbs (9,253 kg) operating weight, ensuring optimal traction and flotation on varied terrain.
Hydraulic System
The machine features an open-center hydraulic system designed to support various implements. The system includes a pump capable of a flow rate of 32.7 gpm (123.8 lpm). Operating pressures vary by production era, with early models rated at 1250 psi and later units upgraded to 2000 psi to accommodate more demanding hydraulic attachments.
Electrical System
Electrical operations are managed by a 12-volt battery system paired with an alternator for charging. The starting system utilizes a 24-volt electric starter to ensure reliable engine ignition under various operational temperatures.
Conclusion
The Caterpillar D5 SA is a robust, mechanical-drive crawler tractor designed for agricultural professionals requiring high drawbar power and stability. Its combination of a high-torque diesel engine, substantial weight, and versatile hydraulic capacity makes it suitable for heavy cultivation and field preparation tasks.
Production Information of Caterpillar, D5 SA
- Agricultural Crawler tractor
| Manufacturer | Caterpillar |
|---|
Engine Specifications of Caterpillar, D5 SA
- Caterpillar D333
- Liquid-cooled inline
- Turbocharged diesel
- 6-cylinder
| Coolant capacity | 44 qts [41.6 L] |
|---|---|
| Displacement | 525 ci [8.6 L] |
| Starter | Electric |
| Bore/Stroke | 4.50x5.50 inches [114 x 140 mm] |
| Oil capacity | 25 qts [23.7 L] |
| Starter volts | 24 |
| Rated RPM | 1900 |
Transmission Information of Caterpillar, D5 SA
Transmission variants 1
| Type | Gear |
|---|---|
| Gears | 5 forward and 3 reverse |
| Oil capacity | 49 qts [46.4 L] |
Mechanical Specs of Caterpillar, D5 SA
| Drive | Crawler |
|---|
Power Information of Caterpillar, D5 SA
| Drawbar (claimed) | 90 hp [67.1 kW] |
|---|
Hydraulics Specifications of Caterpillar, D5 SA
| Type | Open center |
|---|---|
| Pump flow | 32.7 gpm [123.8 lpm] |
| Pump flow(optional) | 2000 psi (late) [137.9 bar] |
| Capacity | 11.5 gal [43.5 L] |
| Capacity(optional) | -unknown- |
| Pressure | 1250 psi (early) [86.2 bar] |
Electrical System of Caterpillar, D5 SA
| Charging system | Alternator |
|---|---|
| Charging amps | 50 |
| Battery volts | 12 |
Frequently asked questions
How much horsepower does the Caterpillar D5 SA have?
The Caterpillar D5 SA delivers unknown HP.
What years was the Caterpillar D5 SA produced?
The Caterpillar D5 SA was produced in 1967-1976.
What engine does the Caterpillar D5 SA have?
The Caterpillar D5 SA is powered by a Turbocharged diesel, 6-cylinder engine.
What transmission does the Caterpillar D5 SA use?
The Caterpillar D5 SA uses a Gear transmission.