Our precision spring seat and rotary base are engineered to meet the demanding requirements of modern automotive and mechanical systems, delivering exceptional accuracy, durability, and performance for OEM applications.
Manufactured from high-strength materials such as carbon steel, alloy steel, stainless steel, and aluminum alloy, these components provide excellent mechanical properties and long service life under high-load conditions. Each part is precisely CNC machined using advanced turning, milling, and grinding processes to ensure superior dimensional accuracy, concentricity, and surface finish.
Designed for precise assembly, both components feature a hollow cylindrical shape. The spring seat is customized with stepped structures and extended locating tabs (lugs) to securely position the spring, while the rotary base is equipped with a precision-tapped side port (threaded hole) for fastening or fluid connection. These parts can be further tailored with complex features such as chamfers, threads, and locating grooves to meet specific functional requirements. The central through-hole design helps reduce weight while accommodating internal assemblies.
To enhance durability and corrosion resistance, a variety of surface treatments are available, including passivation, electroplating, nickel plating, polishing, and anodizing. Every spring seat and rotary base undergoes strict quality inspection and quality control to ensure compliance with rigorous automotive and industrial industry standards for dimensional accuracy, flatness, and surface finish.
Whether for suspension systems, rotary mechanisms, or precision assemblies, we provide fully customized CNC machining solutions to match your exact specifications and performance expectations.

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