AN Fasteners is a reputed manufacturer, supplier, and exporter of precision-engineered helical extension springs, designed to deliver consistent tension and long-lasting performance across diverse industrial applications. Our springs are built using high-tensile materials and cutting-edge manufacturing techniques to meet international quality and performance standards.
Helical extension springs are tightly wound, coiled springs that absorb and store energy when pulled apart, working under tensile load rather than compression. These springs are equipped with various end configurations — such as hooks, loops, or swivel ends — allowing easy attachment to components in tension-based systems.
Unlike compression springs, extension springs stretch under load and are designed to return to their original length when the force is removed. Each spring is custom-engineered to meet precise dimensional tolerances, force ratings, and environmental conditions.
✅ Controlled Tension Performance – Designed to provide consistent return force
✅ Material Options – Stainless Steel, Carbon Steel, Alloy Steel, Phosphor Bronze, and more
✅ End Configurations – Hooks, loops, swivel hooks, and fully customized ends
✅ Corrosion-Resistant Coatings – Zinc-plated, powder-coated, nickel-plated, etc.
✅ Excellent Fatigue Resistance – Withstands repeated cycles without deformation
✅ OEM Customization – Tailor-made solutions for complex tension applications
✔ Automotive Industry – Throttle return springs, brakes, and linkage components
✔ Garage Doors & Mechanisms – Counterbalance and return systems
✔ Agricultural Machinery – Implements and mechanical linkages
✔ Trampolines & Fitness Equipment – Dynamic motion components
✔ Medical & Surgical Devices – Precision components under load
✔ Consumer Products – Appliances, electronics, toys, and tools
✔️ CNC-Based Spring Coiling Technology – For accuracy and uniform performance
✔️ ISO-Certified Quality Control – Rigorous inspection and testing processes
✔️ Advanced R&D and Prototyping – Ideal for custom and high-volume production
✔️ Global Supply Chain Support – Timely exports to international markets
✔️ Competitive Pricing with Zero Compromise on Quality
📩 Request a Quote for Custom Helical Extension Springs
Whether you need standard parts or custom-designed tension springs for a critical application, AN Fasteners delivers dependable solutions with technical precision and responsive support.
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