Ursus C-335

Last Updated: July 2024

Overview

The Ursus C-335 is a utility tractor equipped with a 2WD chassis and powered by a 35 hp (26.1 kW) S-312 diesel engine. The engine is liquid-cooled, 2-cylinder, with a displacement of 119.6 cubic inches, and operates at a rated RPM of 2200. It features a manual 6-speed gear transmission with 6 forward and 2 reverse gears. The tractor has a manual steering system and operates on ag tires, with a front tire specification of 6.00-16 and a rear tire specification of 12.4-28. The C-335 has a length of 121.5 inches, a height of 81.5 inches, and weighs 3296 lbs. Details regarding the hitch system, operator station type, PTO, brakes, and hydraulic system were not provided, nor were manufacturing years or additional features. The Ursus C-335 focuses on essential functionality for general use on farms and rural properties, offering dependable performance for its class.
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Key Specifications

Category: Utility

Power Output: 35

Transmission: Gear

Drive Type: 2WD

Operating Weight: 3296

Fuel Type: Diesel

Ursus C-335 vs. Similar Tractors

Power Output
Average
Greater than 32% of similar tractors.
Operating Weight
Below Average
Greater than 28% of similar tractors.

Technical Specifications

Engine

Manufacturer
Ursus
Model
S-312
Cooling Type
Liquid-cooled
Cylinder Orientation
-
Valve Configuration
-
Fuel Type
Diesel
Induction Type
Naturally Aspirated
Cylinders
2
Displacement (ci)
119.6
Bore (in)
4.015
Stroke (in)
4.72
Rated RPM
2200
Power Output (hp)
35

Transmission

Type
Gear
Forward Gears
6
Reverse Gears
2
Total Gears
-

Dimensions

Length (in)
121.5
Width (in)
-
Height (in)
81.5
Operating Weight (lb)
3296

Power Take-Off (PTO)

PTO Type
-
PTO Speed 1 (rpm)
-
PTO Speed 2 (rpm)
-
PTO Speed 3 (rpm)
-

Miscellaneous

Chassis
4x2
Drive Type
2WD
Steering Type
Manual
Coolant Capacity (qts)
-
Front Tire Diameter (in)
-
Front Tire Width (in)
-
Rear Tire Diameter (in)
-
Rear Tire Width (in)
-
Front/Rear Rim Diameter (in)
-
Tire Type
Ag
Manufacture - End Year
-
Hitch Type
-
Hitch Category
-
Hitch Position
-
Hitch Capacity (lb)
-
Operator Station Type
-
Starter Type
-
Brake Type
-
Hydraulic System Type
-

Test Results

Nebraska Tractor Test Laboratory - Test Date: July 1, 1968

Maximum Power and Fuel Consumption

  • Maximum Power: Information not provided in the snippet.
  • Fuel Consumption at Maximum Power: Information not provided in the snippet.

Drawbar Performance

  • Power at Rated Engine Speed: Information not provided in the snippet.
  • Fuel Consumption at Rated Speed: Information not provided in the snippet.

Torque and Engine Performance

  • Maximum Torque: Information not provided in the snippet.
  • Torque Rise: Information not provided in the snippet.

Hydraulic Performance

  • Maximum Force Exerted: Information not provided in the snippet.
  • Pump Delivery Rate: Information not provided in the snippet.
  • Hydraulic Power: Information not provided in the snippet.

Overall Efficiency

  • Fuel Efficiency at Standard PTO Speed: Information not provided in the snippet.
  • Fuel Consumption: Information not provided in the snippet.



Nebraska Tractor Test Lab. (1968). Test 981: Ursus C-335 (Diesel). Lincoln, NE: Nebraska Tractor Test Laboratory. Retrieved from https://digitalcommons.unl.edu/tractormuseumlit/1340