Reliable Quality Auto Part 28*80 Universal Joint Cross Bearing

Offering stellar performance and reliable longevity, our 28*80 Universal Joint Cross Bearing is designed to perfectly replace any damaged parts on PTO shafts. Made from high-grade 20Cr material, this product is built to withstand a wide range of operating angles, both clockwise and counter-clockwise. It comes with a built-in circlip for added stability. The cross, zerk, and cup are made of 20Cr, while the rings are made from 65Mn. The seal is crafted from PE, and the needle is bearing steel. It comes packed in a white single box for protection during transport. Ideal for use in automobiles, this product comes with a 1-year warranty and is OEM customizable.

Applications of the 28*80 Universal Joint Cross Bearing

The 28*80 Universal Joint Cross Bearing is not only reliable but also versatile. It is applicable in a wide range of industries including, but not limited to Hotels, Garment Shops, Building Material Shops, Manufacturing Plants, Machinery Repair Shops, Food & Beverage Factories, Farms, Restaurants, Retail, Food Shops, Printing Shops, Construction works, Energy & Mining, Food & Beverage Shops, and Advertising Companies. It is also suitable for Home Use.

PTO Shaft U Joint Replacement Steps

Replacing a universal joint (U-joint) in a PTO shaft involves several steps. These steps are:

1. Safety First: Ensure that the PTO shaft is completely disconnected from the power source and that the equipment is securely immobilized or supported to prevent accidental movement.
2. Access the U-Joint: Locate the U-joint on the PTO shaft. It is usually situated at the end of the shaft, connected to the driven equipment or implement. Depending on the design, you may need to remove a retaining cap or circlip to access the U-joint.
3. Remove Retaining Hardware: If there are any retaining clips, circlips, or snap rings securing the U-joint to the yoke, carefully remove them using appropriate tools such as pliers or snap ring pliers. Take note of the orientation of any washers or spacers for reassembly later.
4. Separate the Yokes: Gently tap or pry the yokes apart to disconnect the U-joint from the PTO shaft. Be cautious not to damage the yokes or the shaft during this process. If the joint is stubborn, applying penetrating oil or using a suitable press tool may help.
5. Remove the Old U-Joint: Once the yokes are separated, remove the old U-joint from the yokes. This may require pressing out the bearings or using a suitable U-joint removal tool. Take note of the joint's orientation to ensure proper alignment during installation.
6. Prepare the New U-Joint: Ensure you have the correct replacement U-joint that matches the specifications of the original joint. Grease the new U-joint and its bearings according to manufacturer recommendations.
7. Install the New U-joint: Insert the new U-joint into one of the yokes, making sure it aligns correctly with the crosspiece and bearing seats. Carefully align the other yoke with the U-joint and slide the yokes together until they fully engage.
8. Reinstall Retaining Hardware: Securely fasten the U-joint to the yokes using the appropriate retaining clips, circlips, or snap rings. Ensure that the retaining hardware is installed correctly and provides a secure fit.
9. Check for Smooth Operation: Rotate the U-joint by hand to verify smooth movement and proper alignment. Ensure that there is no binding, excessive play, or interference between the yokes and the U-joint.

How to Put U Joint on PTO Shaft

To install a universal joint (U-joint) on a power take-off (PTO) shaft, follow these steps:

1. Prepare the U-Joint: Make sure you have the correct replacement U-joint that matches the specifications of the original joint. Grease the U-joint and its bearings according to the manufacturer's recommendations.
2. Align the Yokes: Position the yokes of the PTO shaft in a way that allows easy access to install the U-joint. Ensure that the yokes are aligned properly and in a straight line.
3. Insert the U-Joint: Take one of the yokes and align it with the U-joint. Insert the U-joint's crosspiece into the yoke's bearing seats. Ensure that the U-joint fits securely and aligns properly with the yoke.
4. Align the Second Yoke: Align the second yoke with the other side of the U-joint. Carefully slide the yoke onto the U-joint's crosspiece, making sure it engages with the bearing seats. Ensure that both yokes are aligned with the U-joint and fit snugly.
5. Check Alignment: Verify that the U-joint is properly aligned and centered between the two yokes. Ensure that the bearings are seated correctly and that there is no binding or interference between the U-joint and the yokes.
6. Install Retaining Hardware: Securely fasten the U-joint to the yokes using the appropriate retaining clips, circlips, or snap rings. Follow the manufacturer's instructions for the specific type of retaining hardware used in your PTO shaft. Make sure the retaining hardware is properly installed and provides a secure fit.



7. Check Movement: Rotate the U-joint by hand to ensure smooth movement and proper alignment. Verify that there is no binding, excessive play, or interference between the U-joint and the yokes. The U-joint should rotate freely without any obstruction.

Maintenance and Care of the 28*80 Universal Joint Cross Bearing

Proper maintenance of universal joints in PTO shafts is crucial to ensure their longevity and reliable operation. Here are some maintenance steps to consider:

1. Regular Inspection: Perform regular visual inspections of the universal joints. Look for signs of wear, damage, or loose components such as worn bearings, rust, or cracks. Pay attention to any vibrations, noise, or unusual movement during operation, as these can indicate potential issues.



2. Lubrication: Adequate lubrication is vital for the smooth operation of universal joints. Follow the manufacturer's recommendations for the type of lubricant and the frequency of lubrication. Apply grease or lubricant to the bearings and crosspiece to reduce friction and prevent premature wear.
3. Cleanliness: Keep the universal joints and the surrounding area clean and free from debris, dirt, and contaminants. Regularly remove any buildup of dirt or grime that may affect the performance of the joints.
4. Retaining Hardware Inspection: Check the retaining clips, circlips, or snap rings that secure the U-joint to the yokes. Ensure that they are in good condition and properly seated. Replace any damaged or worn retaining hardware as necessary.
5. Torque Check: Periodically check the torque of the fasteners that hold the universal joint and yokes together. Loose fasteners can lead to misalignment and premature wear. Follow the manufacturer's recommended torque specifications during reassembly.
6. Alignment: Verify that the universal joint and the yokes are properly aligned. Misalignment can cause excessive stress on the joint and result in premature failure. Adjust and align the PTO shaft and driven equipment as needed.
7. Replace Worn or Damaged Joints: If you notice significant wear, damage, or play in the universal joint during inspection, it is advisable to replace it promptly. Continuing to use a worn or damaged joint can lead to failure and potential damage to other components.

Why Choose AGKNX's PTO Shaft U Joints?

AGKNX Drive Shaft Co., Ltd., located in Hangzhou Zhejiang City, is a leading manufacturer of reliable and high-quality PTO shafts, agricultural gearboxes, industrial cardan shafts, car driveshafts, u-joint coupling shafts, PTO shaft accessories, PTO shaft tubes, torque limiters, PTO shaft yokes, and PTO shaft universal joints. With over 100 dedicated employees, an annual turnover of 60 million RMB, and exports to more than 50 countries across 5 continents, AGKNX is a globally recognized brand. We are committed to delivering the most competitive prices, the highest quality, and the fastest delivery times. AGKNX is proud to hold the CE, TS/16949, and ISO9001 certificates, reflecting our commitment to quality and customer satisfaction.

Our manufacturing facilities are equipped with advanced machinery and equipment, enabling us to produce a wide range of products to meet diverse customer needs. Our team of experts is well-versed in providing customized services, ensuring that the products delivered meet the specific requirements of our clients. We also offer excellent after-sales services, including technical support and maintenance guides, to ensure the longevity and reliability of our products.

We invite you to experience the difference with AGKNX. Join us in our journey towards becoming a global leader in the PTO shaft and universal joint industry.

Author: Yjx