2024 Author: Erin Ralphs | [email protected]. Last modified: 2024-02-19 11:41
The truck produced by the Ural Automobile Plant has a universal purpose. It is designed both for the transportation of people and for the transportation of goods. TTX "Ural-4320" allow you to overcome impassable places at full load. This factor contributed to the widespread use of the machine in the army and in regions with difficult climatic conditions. The first model of the vehicle in question was released in 1977. In fact, the car is an improved copy of the Ural-375 car, which was produced for military needs.
Exterior
According to the TTX "Ural-4320", it is equipped with a body made of a metal platform and a tailgate. The car is equipped with benches, an awning and arches of a removable type. There are also additional lattice boards. The standard equipment includes a three-seater cabin, assembled from thick-walled sheet metal, made by stamping. Sophisticated glazing and rear-view mirrors make it possible to fully monitor the situation on the road and increase visibility.
Structurally, the body is made in the form of short overhangs, which improves the performancepatency. The curb weight of the truck is 8.2 tons. The weight of the transported cargo is up to 67.8 tons with the possibility of towing 11 tons.
TTX "Ural-4320" military with YaMZ engine
One of the variations of the power plants on the truck in question was the YaMZ engine in various modifications. It is a four-stroke engine with an electric torch starter. A feature of the power unit is the moment that before the final completion of work, it should idle for a couple of minutes.
The motor fully complies with European standards (Euro-3). The capacity of the fuel tank is about three hundred liters (some models are equipped with additional tanks of 60 liters). Diesel fuel consumption per hundred kilometers is from 30 to 40 liters, depending on the speed of movement and the presence of a towing device. The maximum speed of the car is 85 kilometers per hour.
Other powertrain options
Developing the performance characteristics of the Ural-4320 engine, manufacturers have provided for the possibility of installing several types of motors. Among them are the following variations:
- Installation KAMAZ-740.10 - with a capacity of 230 horsepower, a volume of 10.85 liters, has 8 cylinders, operates on diesel fuel;
- YAMZ-226 - runs on diesel fuel, power is 180 horses;
- YaMZ-236 NE2 has a volume of 11.15 liters, a power of 230 horses, turbocharging, four cycles;
- In addition, modifications of the Yaroslavl Motor Plant with indices 238-M2 were mounted,236-BE2, 7601. They differ in horsepower (240, 250 and 300 respectively).
In addition, the performance characteristics of the Ural-4320 with the YaMZ engine provide for the installation of a hydraulic booster, preheating and engine compliance with the Euro 3 standard.
Technical indicators
The brake assembly includes a main dual-circuit system and a spare unit with a single circuit. The auxiliary brake is actuated by a pneumatic drive from the exhaust gases. This mechanical type assembly with a drum placed on the transfer case (RK) is very effective. Parking brake - drum, mounted on the output shaft of the PK.
ТТХ "Ural-4320" are designed for the wheel formula 66. High cross-country ability is provided by single wheels equipped with automatic pumping of air chambers. The front suspension is dependent, has shock absorbers and semi-ellipse springs. The rear assembly is also of a dependent type with springs and torque rods. The truck in question has three axles, they are all leading, the front wheels are equipped with CV joints. The clutch unit has a friction drive, a pneumatic booster, a disk with a diaphragm exhaust spring.
Cab and dimensions
The presented truck is equipped with a two-door cab, it is made entirely of metal and is designed for three people. The driver's seat is adjustable, there is a ventilation system, modernized variations are equipped with a sleeping bag. After 2009, the working conditions of the driver have improved significantly. The new cabin hasincreased comfort, fiberglass hood and original styling.
The following are the main overall dimensions that provide for the performance characteristics of "Ural-4320":
- Length/width/height (m) – 7, 36/2, 5/2, 71, tent height is 2.87 meters.
- Net weight (t) – 8.57.
- Towing weight limit (t) - 7, 0.
- Wheel track (m) – 2, 0.
- Ground clearance (cm) – 40.
- Number of seats on the platform - 24.
It is worth noting that the truck has a solid range, allowing you to overcome more than one hundred kilometers without refueling.
Tactical indicators
TTX "Ural-4320" military tactically have the following capabilities:
- Fording the pond (depth) - one and a half meters.
- Crossing the marshland - similar.
- Ditches and trenches (depth) - up to 2 meters.
- The maximum lift height is 60°.
- Minimum turning radius is 11.4 meters.
- Maximum altitude for normal operation is 4,650 meters.
The powerful truck is designed to protect the cab and driver from dirt when driving off-road (the power plant is located in front, the hood is raised up, and wide flat wings are installed on the sides).
ТТХ "Ural-4320" allow you to operate it in harsh climatic conditions with a maximum humidity of 98 °. The temperature range is from + to -50 degrees. Allowedgarageless car storage. The withstand maximum wind force is 20 meters per second, and the dust content is 1.5 cubic meters.
Active modifications
During the release of the truck in question from the Ural manufacturers, several modifications were developed, the main difference between which is the power of the power plant. The following models became the most popular:
- "Ural-4320-01" - has an improved cab, platform and checkpoint. Year of issue - 1986.
- Similar modifications with the YaMZ engine, with a capacity of 180 horses, as well as a truck with an increased wheelbase and cross-country ability.
- ТТХ "Ural-4320-31" differ from its predecessor by the presence of an eight-cylinder power unit (YaMZ) with a capacity of 240 horses and an improved indicator of specific power. The car was released in 1994.
- Model 4320-41 - YaMZ-236NE2 engine (230 hp), year of manufacture - 2002, compliance with Euro 2 standards.
- Option 4320-40 - version of the previous car, equipped with an extended base.
- Modification 4320-44 - a cab of improved comfort appeared (year of production - 2009).
- Long base "Ural-4320-45".
- Variation designed for mounting special equipment (4320-48).
Conclusion
There are several points that popularized the truck in question, both in the army and for civilian purposes. Firstly, the Ural-4320 is not afraid of absolutely no off-road, it has a high cross-country ability and carrying capacity. Second, heunpretentious in maintenance, operation and repair. In addition, this machine is universal, capable of transporting military, civilian cargo, heavy trailers and about 30-35 people.
It is worth noting that manufacturers are constantly working on improving the Urals. An army vehicle is considered an efficient and productive vehicle. In addition to the fact that the truck has great power, armored variations are designed to protect personnel from being hit by charges from light and medium-sized small arms (the third category of protection). In civilian use, the machine is indispensable for the northern regions and areas with difficult soils.
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