Industrial Universal Joints | Double Joint Cardan Shaft | Truck Transmission Universal Joint
Professional universal joints with double structure, 35° operating angle, and square flange design. Perfect for truck transmissions and heavy industrial machinery.
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Heavy-Duty Universal Joints - Double Joint Structure with Square Flange for Truck Transmission Systems
Model Number
DNF12
DNF30
DNF31
DNF40
DNF53
- Phone : +86 13431039760
- Wechat : +86 13431039760
- Whatsapp : +86 13431039760
- Email : ella@apexcoupling.com
Product Description
Our heavy-duty universal joints represent the highest standard in angular power transmission technology, engineered for demanding applications in truck transmissions and industrial machinery. These robust universal joints feature a precision double joint structure manufactured from high-grade S45C alloy steel with 42CrMo needle bearings, ensuring exceptional durability and smooth operation under extreme conditions. With an impressive 35° operating angle capability and four-hole square flange connection system, these universal joints provide reliable power transmission even in severely misaligned shaft applications. The tubular design, combined with multiple color options (red, white, black, grey) and protective painting surface treatment, makes these universal joints suitable for various industrial environments while maintaining optimal performance in truck transmissions, agricultural equipment, and construction machinery.
Key Features
Double Joint Structure: Enhanced angular compensation with 35° operating capability
Premium Alloy Steel Construction: S45C body with 42CrMo needle bearings for maximum durability
Square Flange Connection: Four-hole flange design ensures secure mounting and easy installation
Tubular Design: Optimized weight-to-strength ratio for efficient power transmission
Needle Bearing Technology: Reduced friction and extended service life
Multiple Color Options: Available in red, white, black, and grey for easy identification
Customizable Specifications: Comprehensive OEM, ODM, and OBM support available
Technical Specifications
| Parameter | Specification |
|---|---|
| Body Material | S45C Alloy Steel |
| Bearing Material | 42CrMo Needle Bearings |
| Structure Type | Double Universal Joint |
| Operating Angle | 35° |
| Flange Type | Square with 4 Holes |
| Design Type | Tubular |
| Surface Treatment | Painting |
| Measurement System | Metric |
| Quality Control | 100% Inspection |
| Customization | OEM, ODM, OBM Supported |
Advantages & Benefits
| Feature | Benefit |
|---|---|
| Double Joint Design | Superior angular misalignment compensation for complex applications |
| Alloy Steel Construction | Withstands heavy loads and extreme operating conditions |
| Needle Bearing System | Provides smooth operation and extended service life |
| Square Flange Connection | Secure mounting and reliable torque transmission |
| 35° Operating Angle | Accommodates significant shaft misalignments |
| Quality Assurance | 100% inspection ensures consistent performance and reliability |
Applications
Truck transmission systems and automotive drivetrains
Agricultural machinery and tractor equipment
Construction equipment and heavy machinery
Industrial manufacturing equipment
Mining equipment and material handling systems
Marine propulsion and power transmission systems
double universal joints for trucks, heavy duty universal joints, industrial universal joints, transmission universal joints
U-joint assemblies, universal couplings, Cardan joints, cross joints, propeller shaft joints, drive shaft joints, universal joint shafts
Product Show
What is the New DNF Series Truck Transmission Shaft Universal Joint with Square Flange Dual Structure for Cardan Shaft Drive used for?
Primary Use: Heavy-Duty Truck Drivetrain
This component is a critical part of the drivetrain in heavy-duty trucks and commercial vehicles. Its specific design is engineered for maximum durability, reliability, and efficient power transmission under demanding conditions.
Here’s a detailed breakdown of what it is used for and why its features are important:
1. Core Function: Power Transmission in the Driveshaft
What it does: It connects two sections of the truck’s cardan shaft (or driveshaft), allowing torque to be transmitted from the transmission/transfer case to the rear differential or front axle, even when the connected shafts are not perfectly aligned.
The “Universal Joint” (U-Joint) is the key element that enables this by flexing at an angle.
2. Key Application Areas:
Heavy-Duty Trucks & Tractors: The primary application is in the drivelines of dump trucks, semi-trailer tractors, concrete mixers, and other heavy-load vehicles.
Construction & Mining Equipment: Used in rigid dump trucks, off-highway vehicles, and other machinery that requires a robust drivetrain to handle extreme shock loads and rough terrain.
Buses & Large Commercial Vehicles: Ensures smooth and reliable power delivery in vehicles that carry heavy payloads.
Why the “Square Flange Dual Structure” is Important:
This specific design offers significant advantages over simpler, older designs:
| Feature | Benefit & Why It’s Used |
|---|---|
| Square Flange | Robust Connection & High Torque Capacity: The square design provides a larger mounting surface and more secure bolt pattern than a round flange. This prevents slippage under the immense torque generated by truck engines and ensures a stable connection that can handle heavy loads. |
| Dual Structure | Enhanced Strength & Durability: This likely refers to a reinforced housing or a double-sealing system. It makes the joint stronger to resist bending and torsional stresses, and better at keeping lubricant in and contaminants (dirt, water, grit) out. This is crucial for longevity in harsh operating environments. |
| For Cardan Shaft Drive | Specifically for Drivelines: This specifies that it is not for steering systems but for the main power-transmitting driveshaft, meaning it is engineered for continuous high-speed rotation and high torque. |
Summary of its Role:
In essence, this New DNF Series Universal Joint is used to:
Reliably transmit high engine torque to the wheels of heavy-duty vehicles.
Accommodate the constant changes in alignment between the transmission and the axles as the truck’s suspension moves over uneven ground.
Withstand severe shock loads from starting, shifting, and carrying heavy loads.
Provide a longer service life and require less maintenance due to its robust “Square Flange Dual Structure,” which is designed to be more durable and better sealed than standard units.
This component is a vital upgrade or replacement part for ensuring the driveline integrity of commercial vehicles that operate under the most strenuous conditions.
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