S-7549K54 M4 x 150 mm Metric Ultra-Precision Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional positioning accuracy with ±0.089 mm per 300 mm travel tolerance for reliable, repeatable motion control.
• Superior corrosion resistance and durability provided by 303 Stainless Steel construction, ideal for demanding industrial environments.
• High mechanical strength with a tensile strength of 90,000 psi and Brinell 160 hardness to withstand significant operational loads.
• Precise linear motion transfer with a 0.3 mm travel distance per turn and a 1:1 speed ratio for predictable and efficient movement.
• Optimized for smooth engagement featuring a single-start, right-hand Metric Rounded Trapezoidal thread that reduces backlash and wear.
• Full 150 mm threaded length offers maximum design flexibility and engagement for various nut positions.
• Guaranteed regulatory compliance with RoHS 3 and REACH standards, ensuring safety and environmental responsibility.

Professional Applications & Engineering Value

This M4 x 0.3mm Ultra-Precision Lead Screw is engineered to solve critical challenges in high-accuracy linear motion systems. The 303 Stainless Steel material provides excellent resistance to corrosion and wear, making it suitable for medical devices, optical equipment, and precision instrumentation where long-term reliability is non-negotiable. Its Metric Rounded Trapezoidal thread and single-start design ensure smooth, low-friction operation with minimal backlash, which is crucial for applications requiring fine adjustments and consistent positional accuracy. The specified ±0.089mm accuracy over 300 mm travel directly addresses the need for repeatable performance in CNC stages, measuring apparatus, and automated assembly systems, reducing recalibration needs and enhancing overall system uptime.

Specification Summary & Compliance

This fully threaded, right-hand M4 lead screw features a 0.3 mm thread pitch and a Metric Rounded Trapezoidal thread type conforming to standard metric specifications. It is manufactured to achieve the stated high accuracy for travel distance. The component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets the latest environmental and safety standards for industrial components.