Spring Cotters Split Pins
The double ring design provides better flexibility.
Galvanised corrosion and rust protection.
Suitable for indoor and outdoor use as well as humid environments.
Suitable for tractors, agricultural equipment, trucks, cars, RVs, lawn and garden tools. etc.
- Fast Delievery
- Quality Assurance
- 24/7 Customer Service
Product Introduction
Product Details
Spring Cotters Split Pins are a type of fastener that combines the flexibility of a cotter pin with the resilience of spring tension. Made from high-quality materials, these pins are designed to fit into pre-drilled holes and lock parts in place, preventing them from loosening or dislodging during operation. Their unique spring design ensures a snug, secure fit, even in high-vibration environments.
Whether you're securing wheels, connecting shafts, or ensuring that mechanical parts stay firmly attached, these pins are an indispensable part of the assembly process. They are easy to install and offer superior holding power, making them an excellent choice for industries that require precision and reliability in their fastening solutions.

Product Specifications
Our Spring Cotters Split Pins come in a variety of sizes, materials, and finishes to meet the diverse needs of our global customer base. Here are some of the key specifications you can expect:
- Material: Stainless steel, galvanized steel, or carbon steel
- Finish: Zinc plated, rust-resistant coating, or plain
- Size: Available in multiple diameters and lengths (custom sizes available upon request)
- Spring Tension: Optimized for high-strength applications
- Standards Compliance: ISO 9001:2015 certified
- Application: Suitable for automotive, aerospace, industrial, and heavy machinery applications
Custom sizes and materials are available to meet specific application needs.
Product Applications
Spring Cotters Split Pins are commonly used in a wide array of industries, including but not limited to:
- Automotive Manufacturing: Securing parts like suspension components, brake systems, and wheels.
- Aerospace: Ensuring the secure attachment of critical parts in high-stress environments.
- Construction: Locking fasteners on heavy machinery and equipment.
- Electronics & Home Appliances: Fastening small components within appliances for safety and efficiency.
- Furniture Manufacturing: Providing secure fastenings for mechanical or movable parts.
- Repair & Maintenance: Used extensively in machinery repair and maintenance to restore equipment to optimal working conditions.

Product Advantages
Why are Spring Cotters Split Pins a must-have for industries worldwide? Here are just a few of the key benefits:
- Durability and Strength: Made from robust materials, these pins provide long-lasting performance, even in high-stress environments.
- Cost-Effective: They offer an affordable yet highly reliable solution to fastening needs, reducing the need for frequent replacements.
- Vibration Resistance: The spring tension ensures that the pin stays in place, even in high-vibration scenarios, which is especially important in automotive and industrial machinery.
- Ease of Use: These pins are incredibly easy to install, minimizing downtime during assembly or maintenance.
- Customizable: We offer the ability to customize size, material, and finish, allowing you to get the perfect solution for your needs.
Why Choose Us?
At RUIRUI MACHINERY, we understand that choosing the right supplier is just as important as choosing the right product. Here's why we stand out:
- High-Quality Products: We are committed to delivering Spring Cotters Split Pins that meet the highest industry standards.
- Quick Delivery: We offer short delivery times, ensuring you get the parts you need when you need them.
- Professional R&D Team: Our team is always working on innovations that enhance the performance and reliability of our products.
- OEM Support: Whether you need custom designs or bulk orders, we offer tailored solutions to meet your requirements.
- Customer-Centric Service: From technical support to after-sales care, we are always ready to assist you every step of the way.

Our Services
At RUIRUI MACHINERY, we pride ourselves on our customer-first approach. Here’s how we support our clients:
- Product Consultation: Need advice on which fastener solution works best for your project? Our experts are here to help.
- Customization: If your project requires specific sizes, materials, or coatings, we provide tailored solutions to fit your needs.
- On-time Delivery: With our efficient manufacturing and logistics systems, we ensure that your products arrive on time, every time.
- Quality Control: We employ strict quality control measures to ensure every batch of Spring Cotters Split Pins meets or exceeds industry standards.
Product Customization
We understand that one size doesn't fit all. That’s why we offer customization for our Spring Cotters Split Pins. Whether you need a unique size, special material, or a specific finish, we work closely with you to deliver the perfect solution for your specific needs. Our OEM capabilities ensure that you can get exactly what you need, even for complex or large-scale orders.

Frequently Asked Questions (FAQ)
Q1: What sizes do the Spring Cotters Split Pins come in?
A: Our Spring Cotters Split Pins are available in a wide range of sizes, from small diameters for precision equipment to larger sizes for heavy-duty machinery. We also offer customized sizes upon request.
Q2: Are the Spring Cotters Split Pins suitable for high-vibration applications?
A: Yes! The spring tension in these pins ensures that they stay securely in place, even in high-vibration environments, making them ideal for automotive, aerospace, and heavy machinery applications.
Q3: Can I request a sample before placing a bulk order?
A: Absolutely! We understand that quality and fit are crucial, so we offer sample products to ensure they meet your expectations before committing to a larger order.
Q4: How long will it take to receive my order?
A: We offer fast delivery times, typically within 7-10 business days. For custom orders, delivery may take slightly longer, depending on the specifications.
Q5: What materials are used in your Spring Cotters Split Pins?
A: Our pins are made from high-quality stainless steel, galvanized steel, or carbon steel, providing strength, corrosion resistance, and long-lasting performance.
By choosing RUIRUI MACHINERY as your supplier for Spring Cotters Split Pins, you gain access to top-quality fasteners that are durable, reliable, and cost-effective. Whether you're a large manufacturer, small business owner, or maintenance specialist, our pins are designed to meet the diverse needs of every industry. Contact us today at [kshdhardware@qdkshd.com] for more information or to request a quote!
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