1. Product Overview and Technical Features
Caterpillar Yoke AS 2032764 and 2217117 are key coupling components in the drivetrains of Caterpillar equipment (such as excavators, bulldozers, and generator sets). They are used in universal joint assemblies or drive shaft connections. Their core function is to efficiently transmit torque and rotational motion while compensating for small angular and positional deviations, ensuring smooth power transmission from the engine or transmission to the drive axle or working device. These couplings are manufactured from genuine Caterpillar specialty alloy steel (such as 42CrMo) through precision forging, CNC machining, and quenching and tempering heat treatment. They offer the following technical features:
High Strength and Wear Resistance: With a tensile strength of ≥1000 MPa and a surface hardness of HRC 28-32, they can withstand heavy loads and frequent impacts, reducing wear.
High-Precision Fit: With a nominal bore diameter ranging from 20-50 mm (specific dimensions vary by model), the fit is held to strict H7/k6 tolerances, ensuring a gap-free connection with the drive shaft, preventing power loss or abnormal noise.
Anti-corrosion Treatment: The surface is phosphated or galvanized to resist corrosion from rain and sand, extending its service life.
2. Core Functions and Performance Advantages
Reliable Power Transmission: The Yoke AS 2032764 and 2217117 design optimizes torque transmission efficiency (over 98%), ensuring stable power output under heavy loads and preventing equipment breakdowns caused by coupling failure.
Vibration Damping and Compensation: The structure absorbs minor vibrations and angular misalignment in the transmission system, protecting bearings, gears, and other related components and reducing abnormal wear.
Solving Common Pain Points: Directly addresses issues such as abnormal noise, vibration, and power transmission interruption caused by coupling wear during operation. Genuine products offer precise dimensions and material properties, preventing premature breakage, installation difficulties, and damage to related components caused by insufficient strength or precision deviations in non-genuine parts.
3. Installation, Maintenance, and Troubleshooting
Installation Specifications:
Shut down the machine and ensure it is completely stationary before operating.
Clean the mating surfaces of the drive shaft and coupling to ensure they are free of burrs, oil, or rust.
Use specialized tools for press-fitting or heat-installation (recommended heating temperature ≤ 120°C) to avoid deformation caused by hammering.
Tighten the connecting bolts to the specified torque (e.g., approximately 350-400 N·m for M24 bolts) and in the correct order, and use anti-loosening glue or lock washers.
After installation, check the coupling for radial runout (typically ≤ 0.1mm) and perform a dynamic balance test (if necessary).
Maintenance Recommendations:
Regular Inspection: Inspect the coupling every 500 operating hours for cracks, abnormal wear, or signs of looseness. For universal joint couplings, lubricate the grease nipple regularly (use lithium-based grease).
Alignment: Check the drive system alignment annually or every 2000 hours. Deviation should be controlled within 0.05mm to prevent uneven load wear.
Replacement Interval: Generally, it is recommended to replace the coupling every 10,000-15,000 operating hours or when severe wear or play occurs.
Fault Prevention: If the equipment transmission system experiences abnormal vibration, knocking noise, or discontinuous power transmission, immediately stop the machine and inspect the coupling. Avoid overloading and regularly check the tightening status.
4. The Importance of Choosing Genuine Yoke AS 2032764 & 2217117
Non-genuine couplings may present the following risks:
Material Defects: Poor-quality steel or inadequate heat treatment can result in insufficient strength, making them susceptible to breakage and potentially causing safety accidents.
Dimensional Deviation: Excessive tolerances on the bore or keyway can lead to loosening, abnormal noise, or accelerated wear after installation.
Poor Dynamic Balancing: If the coupling has not been dynamically balanced, it can cause excessive vibration at high speeds, potentially damaging bearings or gears.
Genuine Caterpillar couplings ensure 100% compatibility with the equipment, providing optimal reliability and safety, and offering better long-term economic benefits.
5. Ningbo Qiuning Co., Ltd. - Your Trusted Partner
Ningbo Qiuning Co., Ltd. specializes in providing high-quality, genuine Caterpillar construction machinery parts. We understand the critical role of transmission components in equipment reliability. Therefore, we guarantee that the Caterpillar Yoke AS 2032764 and 2217117 we supply are genuine, proven, and of guaranteed quality.
Company Advantages:
Quality Assurance: We strictly control our supply chain to ensure that every product meets Caterpillar specifications and quality standards, eliminating counterfeit and substandard products.
Professional Service: Our knowledgeable team provides model matching consultation, installation guidance, and troubleshooting support.
Customer Value: With competitive pricing and efficient delivery, we help reduce equipment maintenance costs and improve operational efficiency.
6. Contact Us for Support
If you require Caterpillar Yoke AS 2032764, 2217117, or other genuine Caterpillar spare parts, please contact us for details, quotes, and technical support via the following methods:
Phone: +8615888032469
WeChat: +8615888032469
WhatsApp: +8615888032469
Email: allen@perkins-rx.com
Website: http://www.cnqn.net/
Choose Ningbo Qiuning and choose genuine products to provide solid protection for your equipment's power transmission system!
