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6/23/2026

HIWIN Expands Interchangeable Preload Ball Spline Lineup (H-Class Accuracy)

Building on the single-nut ball spline solution introduced in 2025, HIWIN continues to enhance its ball spline product series by introducing new specifications for interchangeable preload ball splines. The new design maintains modular interchangeability while improving maintenance efficiency and overall system stability.

The new specifications are developed based on an existing modular design architecture, incorporating H-class accuracy and a light preload configuration. Combined with a next-generation retainer structure, the design balances precision, rigidity, and smooth operation even under interchangeable conditions.

The product is suitable for automation equipment requiring high positioning accuracy and stable operation, such as precision machinery, semiconductor equipment, and wide range of linear motion systems.

Key Features

  • Product Type: Ball Spline
  • Series: SP13, SP16, SP20, SP25, SP32
  • Accuracy Grade: H Class
  • Circulation Structure: Next-generation retainer design
  • Preload Feature: Light preload for smooth operation and system stability

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