Description
Discover the new Agricultural Parts Spline Yoke Spring Clip Pins 14*75, featuring a one-year warranty and exceptional versatility. This product is suitable for a wide range of industries, including hotels, garment shops, building material suppliers, manufacturing plants, machinery repair shops, food and beverage factories, farms, restaurants, homes, retail outlets, printing shops, construction, energy and mining, and advertising companies.
Weighing just 0.1 KG, the clip pins come with a video inspection for quality assurance and include a Machinery Test Report. Designed specifically for use with tractors and tractor implements, these pins are classified as ordinary products and are CE, ISO, and TS certified.
Specifications of PTO Shaft Safety Pins
| Model Number | 14*75 Safety Pin |
| Function | Drive Shaft Parts & Power Transmission |
| Use | Kinds of Tractors & Farm Implements |
| Brand Name | EP |
| Yoke Type | Double push pin,Bolt pins,Split pins,Push pin,Quick release,Ball attachment,Collar….. |
| Processing Of Yoke | Forging |
| Plastic Cover | YW;BW;YS;BS;Etc |
| Color | Green;Orange;Yellow;Black Ect. |
| Series | T1-T10; L1-L6;S6-S10;10HP-150HP with SA,RA,SB,SFF,WA,CV Etc |
| Tube Type | Lemon,Trianglar,Star,Square,Hexangular,Spline,Special Ect |
| Processing Of Tube | Cold drawn |
| Spline Type | 1 1/8″ Z6;1 3/8″ Z6; 1 3/8″ Z21 ;1 3/4″ Z20; 1 3/4″ Z6; 8-38*32*6 8-42*36*7; 8-48*42*8; |
| Place of Origin | Haining, China (Mainland) |
Advantages of PTO Shaft Tension Pin
The PTO Shaft Tension Pin may be small, but it plays a crucial role in the operation of agricultural and industrial machinery. Here are some key advantages of using this essential component:
Secure Connection: The primary benefit of a PTO Shaft Tension Pin is its ability to securely fasten the PTO shaft to the tractor or implement, ensuring safe and effective power transfer.
Easy Attachment and Detachment: Tension pins facilitate quick and simple attachment or detachment of the PTO shaft, making transitions between different implements and maintenance tasks more efficient.
Durability: Typically constructed from hardened steel or other robust materials, these pins are designed to endure the demands of heavy use and harsh agricultural conditions.
Safety: Properly secured PTO shafts significantly reduce the risk of detachment or slippage during operation, enhancing overall machinery safety.
Prevention of Damage: By maintaining a stable and secure connection, tension pins help prevent potential damage to both the PTO shaft and connected machinery that can arise from loose or improperly fitted connections.

Applications of PTO Shaft Tension Pin
The PTO Shaft Tension Pin is an essential component in agricultural machinery, providing a secure connection between the tractor and various implements. Here are some key applications:
Tractor Attachments: Tension pins are commonly used to attach the PTO shaft of a tractor to various implements, including mowers, tillers, balers, and plows. They ensure that the shaft remains firmly connected during operation.
Rotary Tillers and Cultivators: In implements such as rotary tillers and cultivators, the tension pin is crucial for securely connecting the PTO shaft, enabling the transfer of necessary power for effective soil cultivation.
Balers: Tension pins are vital in balers, where they securely attach the PTO shaft, ensuring smooth operation during the baling process, which is essential for hay and straw production.
Mowers and Cutters: These pins are indispensable for the functioning of various mowers and cutters, including rotary mowers, brush cutters, and flail mowers, facilitating efficient cutting performance.
Harvesting Equipment: Tension pins are used to connect PTO shafts to harvesting machinery such as combines, forage harvesters, and corn pickers, ensuring reliable power transmission for efficient harvesting.
Manure Spreaders: In manure spreading equipment, tension pins play a critical role by securely connecting the PTO shaft, enabling effective spreading operations.
Types of PTO Shaft Tension Pins
PTO Shaft Tension Pins come in various types, each tailored for specific applications and operational needs. Understanding these different types can help you choose the right one for your machinery. Here are the common types:
Cotter Pins: These simple and widely used tension pins feature a split end that can be spread apart to secure the pin in place. Their ease of installation and removal makes them ideal for applications requiring frequent disconnection.
Spring Pins (Roll Pins): Constructed from spring steel and rolled into a cylindrical shape, these pins exert tension against the walls of the hole, ensuring a secure fit. They are suitable for applications that need a tighter connection and can accommodate slight misalignments.
Dowel Pins: Solid and cylindrical, dowel pins are typically made from hardened steel. They provide precise alignment and high shear strength but are less tolerant of misalignments compared to spring pins.
Safety Pins: Resembling larger bobby pins, safety pins are user-friendly and appropriate for applications that do not require high shear strength.
Locking Pins (Positive Lock Pins): These pins feature a mechanism, such as a button or handle, to release the lock, ensuring a secure hold while allowing for easy removal when needed.

PTO Shaft Tension Pin Installation and Proper Use
Correctly installing and using a PTO shaft tension pin is vital for the safe and efficient operation of agricultural equipment. Follow these guidelines to ensure proper installation and use:
1. Select the Correct Tension Pin: Choose a tension pin that meets the recommended specifications for size, diameter, and type specific to your PTO shaft and equipment. Using an incorrect pin can compromise both safety and performance.
2. Align the PTO Shaft and Implement: Before connecting, ensure that the PTO shaft and the implement’s input shaft are properly aligned. Misalignment can create stress on the tension pin, potentially leading to premature failure.
3. Insert the Tension Pin: Position the tension pin through the corresponding holes in the PTO shaft yoke or coupling and the implement’s input shaft. Ensure that the pin is fully inserted and securely engages both sides.
4. Verify Proper Engagement: Check that the tension pin is correctly aligned and fully engaged by giving it a gentle tug. It should not come out easily or move. If it feels loose, remove and reposition the pin for a proper fit.
5. Test the Connection: Before operating the equipment, manually rotate the PTO shaft to confirm smooth and unrestricted movement. Ensure that the tension pin secures the connection properly without any binding or excessive play.
Maintenance and Care of PTO Shaft Tension Pin
Proper maintenance and care of the PTO Shaft Tension Pin are crucial for ensuring the safety and longevity of your agricultural machinery. Here’s a comprehensive guide to help you maintain these pins effectively:
1. Regular Inspection: Frequently check the tension pin for signs of wear, corrosion, or damage. Look for bending, cracks, or any deformation. Ensure that the pin fits securely and is the correct size and type for the shaft, as a loose or incorrect pin can lead to connection failure.
2. Cleaning and Lubrication: Keep the pin clean and free from dirt, debris, and rust. Wipe it down regularly, especially after use in muddy or wet conditions. While tension pins generally require minimal lubrication, applying a light coat of grease can help prevent rust and facilitate easier installation and removal, particularly for spring or roll pins.
3. Replacement of Worn or Damaged Pins: Replace any tension pins that exhibit significant wear or damage. Even small cracks can result in failure under stress. Always select a replacement pin that matches the original in size, shape, and material to maintain the integrity of the connection.
4. Safe Handling and Usage: Ensure that the pin is installed correctly each time. Improper installation can prevent the pin from securely holding the shaft. Exercise caution with spring or roll pins, as they are under tension. Use appropriate tools and safety gear, such as gloves and eye protection, during installation or removal.
5. Safety Precautions: Always turn off the tractor and any attached implements before performing maintenance on the PTO shaft or tension pins. Use the correct tools for installation or removal to avoid injuries and prevent damage to the equipment.
Why Choose FMP’s PTO Shaft Tension Pin for Spline Yoke?
FMP is a leader in the development, manufacturing, and marketing of PTO shafts, agricultural gearboxes, and various PTO shaft accessories, including u-joints, torque limiters, and cardan shafts. With an annual turnover of 60 million RMB (approximately 9 million dollars) and consistent year-over-year growth, our products are well-regarded by customers in Europe, America, Asia, Australia, and North America.
As a premier OEM supplier for many agricultural implement manufacturers in the domestic market, FMP is committed to our core principles: prioritizing quality, ensuring prompt delivery, and maintaining competitive pricing. We hold certifications such as CE, TS/16949, and ISO9001, supported by a systematic manufacturing process and a dedicated quality control team to guarantee our product quality and delivery.
We invite partners to visit us and explore opportunities for mutually beneficial long-term cooperation. Currently, FMP exports its products to over 50 countries across five continents. With a focus on providing best-in-class products, we strive to become a global leader in our industry.

Author: CX


